13058631 has 16 divisors (see below), whose sum is σ = 19480320. Its totient is φ = 8645400.

The previous prime is 13058609. The next prime is 13058659. The reversal of 13058631 is 13685031.

It is not a de Polignac number, because 13058631 - 2⁹ = 13058119 is a prime.

It is a super-2 number, since 2×13058631² = 341055687188322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 13058595 and 13058604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13058831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2476 + ... + 5678.

It is an arithmetic number, because the mean of its divisors is an integer number (1217520).

Almost surely, 2^13058631 is an apocalyptic number.

13058631 is a deficient number, since it is larger than the sum of its proper divisors (6421689).

13058631 is a wasteful number, since it uses less digits than its factorization.

13058631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 13058631 is about 3613.6727854082. The cubic root of 13058631 is about 235.4864286877.

It can be divided in two parts, 13058 and 631, that added together give a square (13689 = 117²).

The spelling of 13058631 in words is "thirteen million, fifty-eight thousand, six hundred thirty-one".