13455539 has 2 divisors, whose sum is σ = 13455540. Its totient is φ = 13455538.

The previous prime is 13455527. The next prime is 13455577. The reversal of 13455539 is 93555431.

13455539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13455539 - 2²⁰ = 12406963 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 13455499 and 13455508.

It is not a weakly prime, because it can be changed into another prime (13458539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6727769 + 6727770.

It is an arithmetic number, because the mean of its divisors is an integer number (6727770).

Almost surely, 2^13455539 is an apocalyptic number.

13455539 is a deficient number, since it is larger than the sum of its proper divisors (1).

13455539 is an equidigital number, since it uses as much as digits as its factorization.

13455539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40500, while the sum is 35.

The square root of 13455539 is about 3668.1792486191. The cubic root of 13455539 is about 237.8484723866.

The spelling of 13455539 in words is "thirteen million, four hundred fifty-five thousand, five hundred thirty-nine".