13522959 has 6 divisors (see below), whose sum is σ = 19533176. Its totient is φ = 9015300.

The previous prime is 13522921. The next prime is 13522963. The reversal of 13522959 is 95922531.

It is a happy number.

13522959 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 13522959 - 2¹¹ = 13520911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13522909) 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, 751267 + ... + 751284.

Almost surely, 2^13522959 is an apocalyptic number.

13522959 is a deficient number, since it is larger than the sum of its proper divisors (6010217).

13522959 is a wasteful number, since it uses less digits than its factorization.

13522959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502557 (or 1502554 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 13522959 is about 3677.3576111115. The cubic root of 13522959 is about 238.2450633504.

The spelling of 13522959 in words is "thirteen million, five hundred twenty-two thousand, nine hundred fifty-nine".