202129376957 has 2 divisors, whose sum is σ = 202129376958. Its totient is φ = 202129376956.

The previous prime is 202129376947. The next prime is 202129376971. The reversal of 202129376957 is 759673921202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202121277241 + 8099716 = 449579^2 + 2846^2 .

It is a cyclic number.

It is not a de Polignac number, because 202129376957 - 2²² = 202125182653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202129376899 and 202129376908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202129376947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101064688478 + 101064688479.

It is an arithmetic number, because the mean of its divisors is an integer number (101064688479).

Almost surely, 2^202129376957 is an apocalyptic number.

It is an amenable number.

202129376957 is a deficient number, since it is larger than the sum of its proper divisors (1).

202129376957 is an equidigital number, since it uses as much as digits as its factorization.

202129376957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 202129376957 in words is "two hundred two billion, one hundred twenty-nine million, three hundred seventy-six thousand, nine hundred fifty-seven".