93117018139 has 4 divisors (see below), whose sum is σ = 93344688520. Its totient is φ = 92889347760.

The previous prime is 93117018131. The next prime is 93117018311. The reversal of 93117018139 is 93181071139.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 93117018139 - 2³ = 93117018131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93117018095 and 93117018104.

It is not an unprimeable number, because it can be changed into a prime (93117018131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113834577 + ... + 113835394.

It is an arithmetic number, because the mean of its divisors is an integer number (23336172130).

Almost surely, 2^93117018139 is an apocalyptic number.

93117018139 is a deficient number, since it is larger than the sum of its proper divisors (227670381).

93117018139 is a wasteful number, since it uses less digits than its factorization.

93117018139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227670380.

The product of its (nonzero) digits is 40824, while the sum is 43.

The spelling of 93117018139 in words is "ninety-three billion, one hundred seventeen million, eighteen thousand, one hundred thirty-nine".