13097539 has 16 divisors (see below), whose sum is σ = 16237312. Its totient is φ = 10287648.

The previous prime is 13097533. The next prime is 13097551. The reversal of 13097539 is 93579031.

13097539 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13097539 - 2¹⁵ = 13064771 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13097498 and 13097507.

It is not an unprimeable number, because it can be changed into a prime (13097533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14392 + ... + 15274.

It is an arithmetic number, because the mean of its divisors is an integer number (1014832).

Almost surely, 2^13097539 is an apocalyptic number.

13097539 is a deficient number, since it is larger than the sum of its proper divisors (3139773).

13097539 is a wasteful number, since it uses less digits than its factorization.

13097539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 13097539 is about 3619.0522239946. The cubic root of 13097539 is about 235.7200729175.

The spelling of 13097539 in words is "thirteen million, ninety-seven thousand, five hundred thirty-nine".