996830831 has 2 divisors, whose sum is σ = 996830832. Its totient is φ = 996830830.

The previous prime is 996830803. The next prime is 996830851. The reversal of 996830831 is 138038699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 996830831 - 2⁶ = 996830767 is a prime.

It is a super-2 number, since 2×996830831² = 1987343411264301122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996830851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498415415 + 498415416.

It is an arithmetic number, because the mean of its divisors is an integer number (498415416).

Almost surely, 2^996830831 is an apocalyptic number.

996830831 is a deficient number, since it is larger than the sum of its proper divisors (1).

996830831 is an equidigital number, since it uses as much as digits as its factorization.

996830831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 996830831 is about 31572.6278760575. The cubic root of 996830831 is about 998.9424924052.

The spelling of 996830831 in words is "nine hundred ninety-six million, eight hundred thirty thousand, eight hundred thirty-one".