92113991 has 2 divisors, whose sum is σ = 92113992. Its totient is φ = 92113990.

The previous prime is 92113969. The next prime is 92113997. The reversal of 92113991 is 19931129.

It is a strong prime.

It is an emirp because it is prime and its reverse (19931129) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92113991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92113997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46056995 + 46056996.

It is an arithmetic number, because the mean of its divisors is an integer number (46056996).

Almost surely, 2^92113991 is an apocalyptic number.

92113991 is a deficient number, since it is larger than the sum of its proper divisors (1).

92113991 is an equidigital number, since it uses as much as digits as its factorization.

92113991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4374, while the sum is 35.

The square root of 92113991 is about 9597.6033987658. The cubic root of 92113991 is about 451.6221144644.

The spelling of 92113991 in words is "ninety-two million, one hundred thirteen thousand, nine hundred ninety-one".