13632913 has 8 divisors (see below), whose sum is σ = 15603840. Its totient is φ = 11667840.

The previous prime is 13632889. The next prime is 13632917. The reversal of 13632913 is 31923631.

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

It is a cyclic number.

It is not a de Polignac number, because 13632913 - 2¹⁷ = 13501841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13632917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6273 + ... + 8161.

It is an arithmetic number, because the mean of its divisors is an integer number (1950480).

Almost surely, 2^13632913 is an apocalyptic number.

It is an amenable number.

13632913 is a deficient number, since it is larger than the sum of its proper divisors (1970927).

13632913 is a wasteful number, since it uses less digits than its factorization.

13632913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927.

The product of its digits is 2916, while the sum is 28.

The square root of 13632913 is about 3692.2774814469. The cubic root of 13632913 is about 238.8890377340.

The spelling of 13632913 in words is "thirteen million, six hundred thirty-two thousand, nine hundred thirteen".