192313091 has 2 divisors, whose sum is σ = 192313092. Its totient is φ = 192313090.

The previous prime is 192313021. The next prime is 192313139. The reversal of 192313091 is 190313291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 192313091 - 2²⁶ = 125204227 is a prime.

It is not a weakly prime, because it can be changed into another prime (192313021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96156545 + 96156546.

It is an arithmetic number, because the mean of its divisors is an integer number (96156546).

Almost surely, 2^192313091 is an apocalyptic number.

192313091 is a deficient number, since it is larger than the sum of its proper divisors (1).

192313091 is an equidigital number, since it uses as much as digits as its factorization.

192313091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 192313091 is about 13867.6995568840. The cubic root of 192313091 is about 577.2132379386.

It can be divided in two parts, 19231 and 3091, that added together give a palindrome (22322).

The spelling of 192313091 in words is "one hundred ninety-two million, three hundred thirteen thousand, ninety-one".