13585138 has 16 divisors (see below), whose sum is σ = 23552640. Its totient is φ = 5756256.

The previous prime is 13585123. The next prime is 13585147. The reversal of 13585138 is 83158531.

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, 4206 + ... + 6697.

It is an arithmetic number, because the mean of its divisors is an integer number (1472040).

Almost surely, 2^13585138 is an apocalyptic number.

13585138 is a deficient number, since it is larger than the sum of its proper divisors (9967502).

13585138 is a wasteful number, since it uses less digits than its factorization.

13585138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11001.

The product of its digits is 14400, while the sum is 34.

The square root of 13585138 is about 3685.8022193276. The cubic root of 13585138 is about 238.6096579331.

The spelling of 13585138 in words is "thirteen million, five hundred eighty-five thousand, one hundred thirty-eight".