78535113 has 32 divisors (see below), whose sum is σ = 113270400. Its totient is φ = 48254976.

The previous prime is 78535099. The next prime is 78535117. The reversal of 78535113 is 31153587.

It is not a de Polignac number, because 78535113 - 2¹⁰ = 78534089 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (78535117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573181 + ... + 573317.

It is an arithmetic number, because the mean of its divisors is an integer number (3539700).

Almost surely, 2^78535113 is an apocalyptic number.

It is an amenable number.

78535113 is a deficient number, since it is larger than the sum of its proper divisors (34735287).

78535113 is a wasteful number, since it uses less digits than its factorization.

78535113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361.

The product of its digits is 12600, while the sum is 33.

The square root of 78535113 is about 8862.0038930255. The cubic root of 78535113 is about 428.2407171387.

The spelling of 78535113 in words is "seventy-eight million, five hundred thirty-five thousand, one hundred thirteen".