13555255 has 16 divisors (see below), whose sum is σ = 18676224. Its totient is φ = 9252000.

The previous prime is 13555247. The next prime is 13555259. The reversal of 13555255 is 55255531.

It is a happy number.

It is not a de Polignac number, because 13555255 - 2³ = 13555247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13555259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8014 + ... + 9556.

It is an arithmetic number, because the mean of its divisors is an integer number (1167264).

Almost surely, 2^13555255 is an apocalyptic number.

13555255 is a deficient number, since it is larger than the sum of its proper divisors (5120969).

13555255 is a wasteful number, since it uses less digits than its factorization.

13555255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806.

The product of its digits is 18750, while the sum is 31.

The square root of 13555255 is about 3681.7461889707. The cubic root of 13555255 is about 238.4345742744.

The spelling of 13555255 in words is "thirteen million, five hundred fifty-five thousand, two hundred fifty-five".