231096937 has 2 divisors, whose sum is σ = 231096938. Its totient is φ = 231096936.

The previous prime is 231096917. The next prime is 231096959. The reversal of 231096937 is 739690132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150528361 + 80568576 = 12269^2 + 8976^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231096937 is a prime.

It is equal to p_12699616 and since 231096937 and 12699616 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231096937.

It is not a weakly prime, because it can be changed into another prime (231096917) 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, 115548468 + 115548469.

It is an arithmetic number, because the mean of its divisors is an integer number (115548469).

Almost surely, 2^231096937 is an apocalyptic number.

It is an amenable number.

231096937 is a deficient number, since it is larger than the sum of its proper divisors (1).

231096937 is an equidigital number, since it uses as much as digits as its factorization.

231096937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 231096937 is about 15201.8728122557. The cubic root of 231096937 is about 613.6650595697.

The spelling of 231096937 in words is "two hundred thirty-one million, ninety-six thousand, nine hundred thirty-seven".