13539934 has 8 divisors (see below), whose sum is σ = 20333808. Its totient is φ = 6762000.

The previous prime is 13539931. The next prime is 13539941. The reversal of 13539934 is 43993531.

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

It is a junction number, because it is equal to n+sod(n) for n = 13539893 and 13539902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13539931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1567 + ... + 5434.

It is an arithmetic number, because the mean of its divisors is an integer number (2541726).

Almost surely, 2^13539934 is an apocalyptic number.

13539934 is a deficient number, since it is larger than the sum of its proper divisors (6793874).

13539934 is an equidigital number, since it uses as much as digits as its factorization.

13539934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7970.

The product of its digits is 43740, while the sum is 37.

The square root of 13539934 is about 3679.6649303979. The cubic root of 13539934 is about 238.3447091684.

The spelling of 13539934 in words is "thirteen million, five hundred thirty-nine thousand, nine hundred thirty-four".