92116681 has 2 divisors, whose sum is σ = 92116682. Its totient is φ = 92116680.

The previous prime is 92116669. The next prime is 92116697. The reversal of 92116681 is 18661129.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72403081 + 19713600 = 8509^2 + 4440^2 .

It is an emirp because it is prime and its reverse (18661129) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92116681 - 2⁷ = 92116553 is a prime.

It is a super-2 number, since 2×92116681² = 16970965836911522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (92116601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46058340 + 46058341.

It is an arithmetic number, because the mean of its divisors is an integer number (46058341).

Almost surely, 2^92116681 is an apocalyptic number.

It is an amenable number.

92116681 is a deficient number, since it is larger than the sum of its proper divisors (1).

92116681 is an equidigital number, since it uses as much as digits as its factorization.

92116681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 92116681 is about 9597.7435368945. The cubic root of 92116681 is about 451.6265106538.

The spelling of 92116681 in words is "ninety-two million, one hundred sixteen thousand, six hundred eighty-one".