142002353 has 2 divisors, whose sum is σ = 142002354. Its totient is φ = 142002352.

The previous prime is 142002349. The next prime is 142002359. The reversal of 142002353 is 353200241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140019889 + 1982464 = 11833^2 + 1408^2 .

It is an emirp because it is prime and its reverse (353200241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142002353 - 2² = 142002349 is a prime.

It is not a weakly prime, because it can be changed into another prime (142002359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71001176 + 71001177.

It is an arithmetic number, because the mean of its divisors is an integer number (71001177).

Almost surely, 2^142002353 is an apocalyptic number.

It is an amenable number.

142002353 is a deficient number, since it is larger than the sum of its proper divisors (1).

142002353 is an equidigital number, since it uses as much as digits as its factorization.

142002353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 142002353 is about 11916.4740170908. The cubic root of 142002353 is about 521.7132262653.

Adding to 142002353 its reverse (353200241), we get a palindrome (495202594).

The spelling of 142002353 in words is "one hundred forty-two million, two thousand, three hundred fifty-three".