93129913 has 4 divisors (see below), whose sum is σ = 93260160. Its totient is φ = 92999668.

The previous prime is 93129877. The next prime is 93129931. The reversal of 93129913 is 31992139.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 93129913 - 2²¹ = 91032761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93129943) 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 in 3 ways as a sum of consecutive naturals, for example, 64045 + ... + 65482.

It is an arithmetic number, because the mean of its divisors is an integer number (23315040).

Almost surely, 2^93129913 is an apocalyptic number.

It is an amenable number.

93129913 is a deficient number, since it is larger than the sum of its proper divisors (130247).

93129913 is a wasteful number, since it uses less digits than its factorization.

93129913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130246.

The product of its digits is 13122, while the sum is 37.

The square root of 93129913 is about 9650.3840856206. The cubic root of 93129913 is about 453.2763559566.

The spelling of 93129913 in words is "ninety-three million, one hundred twenty-nine thousand, nine hundred thirteen".