92015905021 has 2 divisors, whose sum is σ = 92015905022. Its totient is φ = 92015905020.

The previous prime is 92015905001. The next prime is 92015905057. The reversal of 92015905021 is 12050951029.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88007748921 + 4008156100 = 296661^2 + 63310^2 .

It is a cyclic number.

It is not a de Polignac number, because 92015905021 - 2²⁵ = 91982350589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92015905001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46007952510 + 46007952511.

It is an arithmetic number, because the mean of its divisors is an integer number (46007952511).

Almost surely, 2^92015905021 is an apocalyptic number.

It is an amenable number.

92015905021 is a deficient number, since it is larger than the sum of its proper divisors (1).

92015905021 is an equidigital number, since it uses as much as digits as its factorization.

92015905021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 34.

The spelling of 92015905021 in words is "ninety-two billion, fifteen million, nine hundred five thousand, twenty-one".