92215117 has 2 divisors, whose sum is σ = 92215118. Its totient is φ = 92215116.

The previous prime is 92215093. The next prime is 92215129. The reversal of 92215117 is 71151229.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61011721 + 31203396 = 7811^2 + 5586^2 .

It is an emirp because it is prime and its reverse (71151229) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92215117 - 2¹⁹ = 91690829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92215817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46107558 + 46107559.

It is an arithmetic number, because the mean of its divisors is an integer number (46107559).

Almost surely, 2^92215117 is an apocalyptic number.

It is an amenable number.

92215117 is a deficient number, since it is larger than the sum of its proper divisors (1).

92215117 is an equidigital number, since it uses as much as digits as its factorization.

92215117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 28.

The square root of 92215117 is about 9602.8702480040. The cubic root of 92215117 is about 451.7873229365.

The spelling of 92215117 in words is "ninety-two million, two hundred fifteen thousand, one hundred seventeen".