142041533 has 2 divisors, whose sum is σ = 142041534. Its totient is φ = 142041532.

The previous prime is 142041521. The next prime is 142041553. The reversal of 142041533 is 335140241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142038724 + 2809 = 11918^2 + 53^2 .

It is an emirp because it is prime and its reverse (335140241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142041533 - 2⁴ = 142041517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142041499 and 142041508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142041503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71020766 + 71020767.

It is an arithmetic number, because the mean of its divisors is an integer number (71020767).

Almost surely, 2^142041533 is an apocalyptic number.

It is an amenable number.

142041533 is a deficient number, since it is larger than the sum of its proper divisors (1).

142041533 is an equidigital number, since it uses as much as digits as its factorization.

142041533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 142041533 is about 11918.1178463715. The cubic root of 142041533 is about 521.7612039786.

Adding to 142041533 its reverse (335140241), we get a palindrome (477181774).

The spelling of 142041533 in words is "one hundred forty-two million, forty-one thousand, five hundred thirty-three".