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142316533 is a prime number
BaseRepresentation
bin10000111101110…
…01001111110101
3100220210102120201
420132321033311
5242413112113
622042200501
73345446002
oct1036711765
9326712521
10142316533
1173374577
123b7b3131
132363b888
1414c888a9
15c762cdd
hex87b93f5

142316533 has 2 divisors, whose sum is σ = 142316534. Its totient is φ = 142316532.

The previous prime is 142316513. The next prime is 142316563. The reversal of 142316533 is 335613241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141538609 + 777924 = 11897^2 + 882^2 .

It is an emirp because it is prime and its reverse (335613241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-142316533 is a prime.

It is equal to p8035561 and since 142316533 and 8035561 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142316513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71158266 + 71158267.

It is an arithmetic number, because the mean of its divisors is an integer number (71158267).

Almost surely, 2142316533 is an apocalyptic number.

It is an amenable number.

142316533 is a deficient number, since it is larger than the sum of its proper divisors (1).

142316533 is an equidigital number, since it uses as much as digits as its factorization.

142316533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 142316533 is about 11929.6493242677. The cubic root of 142316533 is about 522.0977061030.

Adding to 142316533 its reverse (335613241), we get a palindrome (477929774).

It can be divided in two parts, 1423 and 16533, that added together give a square (17956 = 1342).

The spelling of 142316533 in words is "one hundred forty-two million, three hundred sixteen thousand, five hundred thirty-three".