253512655 has 8 divisors (see below), whose sum is σ = 331871184. Its totient is φ = 184372800.

The previous prime is 253512617. The next prime is 253512697. The reversal of 253512655 is 556215352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253512655 - 2¹⁵ = 253479887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 253512655.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2304606 + ... + 2304715.

It is an arithmetic number, because the mean of its divisors is an integer number (41483898).

Almost surely, 2^253512655 is an apocalyptic number.

253512655 is a deficient number, since it is larger than the sum of its proper divisors (78358529).

253512655 is a wasteful number, since it uses less digits than its factorization.

253512655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609337.

The product of its digits is 45000, while the sum is 34.

The square root of 253512655 is about 15922.0807371399. The cubic root of 253512655 is about 632.8972586018.

The spelling of 253512655 in words is "two hundred fifty-three million, five hundred twelve thousand, six hundred fifty-five".