13045539 has 16 divisors (see below), whose sum is σ = 18853632. Its totient is φ = 7975968.

The previous prime is 13045523. The next prime is 13045541. The reversal of 13045539 is 93554031.

13045539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13045539 - 2⁴ = 13045523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13045519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5512 + ... + 7514.

It is an arithmetic number, because the mean of its divisors is an integer number (1178352).

Almost surely, 2^13045539 is an apocalyptic number.

13045539 is a deficient number, since it is larger than the sum of its proper divisors (5808093).

13045539 is a wasteful number, since it uses less digits than its factorization.

13045539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 13045539 is about 3611.8608777194. The cubic root of 13045539 is about 235.4077063166.

The spelling of 13045539 in words is "thirteen million, forty-five thousand, five hundred thirty-nine".