92172000091 has 2 divisors, whose sum is σ = 92172000092. Its totient is φ = 92172000090.

The previous prime is 92171999947. The next prime is 92172000097. The reversal of 92172000091 is 19000027129.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 92172000091 - 2³³ = 83582065499 is a prime.

It is not a weakly prime, because it can be changed into another prime (92172000097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46086000045 + 46086000046.

It is an arithmetic number, because the mean of its divisors is an integer number (46086000046).

Almost surely, 2^92172000091 is an apocalyptic number.

92172000091 is a deficient number, since it is larger than the sum of its proper divisors (1).

92172000091 is an equidigital number, since it uses as much as digits as its factorization.

92172000091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The spelling of 92172000091 in words is "ninety-two billion, one hundred seventy-two million, ninety-one", and thus it is an aban number.