93095021 has 2 divisors, whose sum is σ = 93095022. Its totient is φ = 93095020.

The previous prime is 93094999. The next prime is 93095039. The reversal of 93095021 is 12059039.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90992521 + 2102500 = 9539^2 + 1450^2 .

It is an emirp because it is prime and its reverse (12059039) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93095021 - 2¹⁰ = 93093997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93095081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46547510 + 46547511.

It is an arithmetic number, because the mean of its divisors is an integer number (46547511).

Almost surely, 2^93095021 is an apocalyptic number.

It is an amenable number.

93095021 is a deficient number, since it is larger than the sum of its proper divisors (1).

93095021 is an equidigital number, since it uses as much as digits as its factorization.

93095021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 93095021 is about 9648.5761125671. The cubic root of 93095021 is about 453.2197407987.

The spelling of 93095021 in words is "ninety-three million, ninety-five thousand, twenty-one".