13655539 has 6 divisors (see below), whose sum is σ = 14506364. Its totient is φ = 12852000.

The previous prime is 13655533. The next prime is 13655561. The reversal of 13655539 is 93555631.

It is not a de Polignac number, because 13655539 - 2⁵ = 13655507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13655498 and 13655507.

It is not an unprimeable number, because it can be changed into a prime (13655533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23337 + ... + 23914.

Almost surely, 2^13655539 is an apocalyptic number.

13655539 is a deficient number, since it is larger than the sum of its proper divisors (850825).

13655539 is an equidigital number, since it uses as much as digits as its factorization.

13655539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47285 (or 47268 counting only the distinct ones).

The product of its digits is 60750, while the sum is 37.

The square root of 13655539 is about 3695.3401737864. The cubic root of 13655539 is about 239.0211228800.

The spelling of 13655539 in words is "thirteen million, six hundred fifty-five thousand, five hundred thirty-nine".