13086999 has 12 divisors (see below), whose sum is σ = 18946512. Its totient is φ = 8704800.

The previous prime is 13086973. The next prime is 13087021. The reversal of 13086999 is 99968031.

It is not a de Polignac number, because 13086999 - 2¹² = 13082903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13086959) 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 11 ways as a sum of consecutive naturals, for example, 3294 + ... + 6084.

It is an arithmetic number, because the mean of its divisors is an integer number (1578876).

Almost surely, 2^13086999 is an apocalyptic number.

13086999 is a deficient number, since it is larger than the sum of its proper divisors (5859513).

13086999 is a wasteful number, since it uses less digits than its factorization.

13086999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3318 (or 3315 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The square root of 13086999 is about 3617.5957485601. The cubic root of 13086999 is about 235.6568255060.

The spelling of 13086999 in words is "thirteen million, eighty-six thousand, nine hundred ninety-nine".