13520542 has 16 divisors (see below), whose sum is σ = 24541920. Its totient is φ = 5453568.

The previous prime is 13520531. The next prime is 13520579. The reversal of 13520542 is 24502531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28167 + ... + 28642.

It is an arithmetic number, because the mean of its divisors is an integer number (1533870).

Almost surely, 2^13520542 is an apocalyptic number.

13520542 is a deficient number, since it is larger than the sum of its proper divisors (11021378).

13520542 is a wasteful number, since it uses less digits than its factorization.

13520542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56835.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 13520542 is about 3677.0289637151. The cubic root of 13520542 is about 238.2308684140.

The spelling of 13520542 in words is "thirteen million, five hundred twenty thousand, five hundred forty-two".