237085996913 has 2 divisors, whose sum is σ = 237085996914. Its totient is φ = 237085996912.

The previous prime is 237085996909. The next prime is 237085996963. The reversal of 237085996913 is 319699580732.

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., 204976224049 + 32109772864 = 452743^2 + 179192^2 .

It is a cyclic number.

It is not a de Polignac number, because 237085996913 - 2² = 237085996909 is a prime.

It is not a weakly prime, because it can be changed into another prime (237085996963) 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, 118542998456 + 118542998457.

It is an arithmetic number, because the mean of its divisors is an integer number (118542998457).

Almost surely, 2^237085996913 is an apocalyptic number.

It is an amenable number.

237085996913 is a deficient number, since it is larger than the sum of its proper divisors (1).

237085996913 is an equidigital number, since it uses as much as digits as its factorization.

237085996913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22044960, while the sum is 62.

The spelling of 237085996913 in words is "two hundred thirty-seven billion, eighty-five million, nine hundred ninety-six thousand, nine hundred thirteen".