13455544 has 16 divisors (see below), whose sum is σ = 25845120. Its totient is φ = 6563520.

The previous prime is 13455539. The next prime is 13455577. The reversal of 13455544 is 44555431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20184 + ... + 20839.

It is an arithmetic number, because the mean of its divisors is an integer number (1615320).

Almost surely, 2^13455544 is an apocalyptic number.

It is an amenable number.

13455544 is a deficient number, since it is larger than the sum of its proper divisors (12389576).

13455544 is a wasteful number, since it uses less digits than its factorization.

13455544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41070 (or 41066 counting only the distinct ones).

The product of its digits is 24000, while the sum is 31.

The square root of 13455544 is about 3668.1799301561. The cubic root of 13455544 is about 237.8485018476.

It can be divided in two parts, 1345 and 5544, that added together give a square (6889 = 83²).

The spelling of 13455544 in words is "thirteen million, four hundred fifty-five thousand, five hundred forty-four".