992099431 has 2 divisors, whose sum is σ = 992099432. Its totient is φ = 992099430.

The previous prime is 992099393. The next prime is 992099441. The reversal of 992099431 is 134990299.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 992099431 - 2¹³ = 992091239 is a prime.

It is a super-2 number, since 2×992099431² = 1968522561981047522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992099441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496049715 + 496049716.

It is an arithmetic number, because the mean of its divisors is an integer number (496049716).

Almost surely, 2^992099431 is an apocalyptic number.

992099431 is a deficient number, since it is larger than the sum of its proper divisors (1).

992099431 is an equidigital number, since it uses as much as digits as its factorization.

992099431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 46.

The square root of 992099431 is about 31497.6099251991. The cubic root of 992099431 is about 997.3595109543.

The spelling of 992099431 in words is "nine hundred ninety-two million, ninety-nine thousand, four hundred thirty-one".