86613513 has 16 divisors (see below), whose sum is σ = 133954560. Its totient is φ = 48753936.

The previous prime is 86613511. The next prime is 86613523. The reversal of 86613513 is 31531668.

It is not a de Polignac number, because 86613513 - 2¹ = 86613511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86613511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29373 + ... + 32186.

It is an arithmetic number, because the mean of its divisors is an integer number (8372160).

Almost surely, 2^86613513 is an apocalyptic number.

It is an amenable number.

86613513 is a deficient number, since it is larger than the sum of its proper divisors (47341047).

86613513 is a wasteful number, since it uses less digits than its factorization.

86613513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61636.

The product of its digits is 12960, while the sum is 33.

The square root of 86613513 is about 9306.6381148082. The cubic root of 86613513 is about 442.4476416712.

The spelling of 86613513 in words is "eighty-six million, six hundred thirteen thousand, five hundred thirteen".