78933113 has 8 divisors (see below), whose sum is σ = 91037760. Its totient is φ = 67035600.

The previous prime is 78933109. The next prime is 78933137. The reversal of 78933113 is 31133987.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78933113 - 2² = 78933109 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (78933103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50963 + ... + 52488.

It is an arithmetic number, because the mean of its divisors is an integer number (11379720).

Almost surely, 2^78933113 is an apocalyptic number.

It is an amenable number.

78933113 is a deficient number, since it is larger than the sum of its proper divisors (12104647).

78933113 is a wasteful number, since it uses less digits than its factorization.

78933113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103567.

The product of its digits is 13608, while the sum is 35.

The square root of 78933113 is about 8884.4309328173. The cubic root of 78933113 is about 428.9629108544.

The spelling of 78933113 in words is "seventy-eight million, nine hundred thirty-three thousand, one hundred thirteen".