55113255 has 12 divisors (see below), whose sum is σ = 95529720. Its totient is φ = 29393712.

The previous prime is 55113251. The next prime is 55113259. The reversal of 55113255 is 55231155.

It is an interprime number because it is at equal distance from previous prime (55113251) and next prime (55113259).

It is not a de Polignac number, because 55113255 - 2² = 55113251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55113251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 612325 + ... + 612414.

It is an arithmetic number, because the mean of its divisors is an integer number (7960810).

Almost surely, 2^55113255 is an apocalyptic number.

55113255 is a deficient number, since it is larger than the sum of its proper divisors (40416465).

55113255 is a wasteful number, since it uses less digits than its factorization.

55113255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224750 (or 1224747 counting only the distinct ones).

The product of its digits is 3750, while the sum is 27.

The square root of 55113255 is about 7423.8302108817. The cubic root of 55113255 is about 380.5560994619.

The spelling of 55113255 in words is "fifty-five million, one hundred thirteen thousand, two hundred fifty-five".