99162631 has 2 divisors, whose sum is σ = 99162632. Its totient is φ = 99162630.

The previous prime is 99162607. The next prime is 99162659. The reversal of 99162631 is 13626199.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99162631 - 2¹⁹ = 98638343 is a prime.

It is a super-2 number, since 2×99162631² = 19666454773684322, 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 (99162671) 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, 49581315 + 49581316.

It is an arithmetic number, because the mean of its divisors is an integer number (49581316).

Almost surely, 2^99162631 is an apocalyptic number.

99162631 is a deficient number, since it is larger than the sum of its proper divisors (1).

99162631 is an equidigital number, since it uses as much as digits as its factorization.

99162631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 37.

The square root of 99162631 is about 9958.0435327428. The cubic root of 99162631 is about 462.8596759982.

The spelling of 99162631 in words is "ninety-nine million, one hundred sixty-two thousand, six hundred thirty-one".