92775121 has 2 divisors, whose sum is σ = 92775122. Its totient is φ = 92775120.

The previous prime is 92775097. The next prime is 92775131. The reversal of 92775121 is 12157729.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83539600 + 9235521 = 9140^2 + 3039^2 .

It is an emirp because it is prime and its reverse (12157729) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92775121 - 2²¹ = 90677969 is a prime.

It is not a weakly prime, because it can be changed into another prime (92775131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46387560 + 46387561.

It is an arithmetic number, because the mean of its divisors is an integer number (46387561).

Almost surely, 2^92775121 is an apocalyptic number.

It is an amenable number.

92775121 is a deficient number, since it is larger than the sum of its proper divisors (1).

92775121 is an equidigital number, since it uses as much as digits as its factorization.

92775121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 34.

The square root of 92775121 is about 9631.9842711666. The cubic root of 92775121 is about 452.7000159675.

The spelling of 92775121 in words is "ninety-two million, seven hundred seventy-five thousand, one hundred twenty-one".