900928631 has 2 divisors, whose sum is σ = 900928632. Its totient is φ = 900928630.

The previous prime is 900928627. The next prime is 900928667. The reversal of 900928631 is 136829009.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 900928631 - 2² = 900928627 is a prime.

It is a super-2 number, since 2×900928631² = 1623344796311068322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (900928621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450464315 + 450464316.

It is an arithmetic number, because the mean of its divisors is an integer number (450464316).

Almost surely, 2^900928631 is an apocalyptic number.

900928631 is a deficient number, since it is larger than the sum of its proper divisors (1).

900928631 is an equidigital number, since it uses as much as digits as its factorization.

900928631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 900928631 is about 30015.4731930050. The cubic root of 900928631 is about 965.8213383763.

The spelling of 900928631 in words is "nine hundred million, nine hundred twenty-eight thousand, six hundred thirty-one".