99934631 has 2 divisors, whose sum is σ = 99934632. Its totient is φ = 99934630.

The previous prime is 99934621. The next prime is 99934657. The reversal of 99934631 is 13643999.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99934631 is a prime.

It is a super-2 number, since 2×99934631² = 19973860946212322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99934621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49967315 + 49967316.

It is an arithmetic number, because the mean of its divisors is an integer number (49967316).

Almost surely, 2^99934631 is an apocalyptic number.

99934631 is a deficient number, since it is larger than the sum of its proper divisors (1).

99934631 is an equidigital number, since it uses as much as digits as its factorization.

99934631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 44.

The square root of 99934631 is about 9996.7310156871. The cubic root of 99934631 is about 464.0577226420.

The spelling of 99934631 in words is "ninety-nine million, nine hundred thirty-four thousand, six hundred thirty-one".