92190139 has 2 divisors, whose sum is σ = 92190140. Its totient is φ = 92190138.

The previous prime is 92190127. The next prime is 92190169. The reversal of 92190139 is 93109129.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 92190139 - 2⁷ = 92190011 is a prime.

It is not a weakly prime, because it can be changed into another prime (92190169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46095069 + 46095070.

It is an arithmetic number, because the mean of its divisors is an integer number (46095070).

Almost surely, 2^92190139 is an apocalyptic number.

92190139 is a deficient number, since it is larger than the sum of its proper divisors (1).

92190139 is an equidigital number, since it uses as much as digits as its factorization.

92190139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 92190139 is about 9601.5696112667. The cubic root of 92190139 is about 451.7465278798.

It can be divided in two parts, 92190 and 139, that added together give a palindrome (92329).

The spelling of 92190139 in words is "ninety-two million, one hundred ninety thousand, one hundred thirty-nine".