13513506 has 8 divisors (see below), whose sum is σ = 27027024. Its totient is φ = 4504500.

The previous prime is 13513499. The next prime is 13513517. The reversal of 13513506 is 60531531.

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

13513506 is an admirable number.

It is a super-2 number, since 2×13513506² = 365229688824072, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1126120 + ... + 1126131.

It is an arithmetic number, because the mean of its divisors is an integer number (3378378).

Almost surely, 2^13513506 is an apocalyptic number.

13513506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13513506 is a wasteful number, since it uses less digits than its factorization.

13513506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252256.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 13513506 is about 3676.0720885206. The cubic root of 13513506 is about 238.1895366579.

The spelling of 13513506 in words is "thirteen million, five hundred thirteen thousand, five hundred six".