225151115 has 8 divisors (see below), whose sum is σ = 308778720. Its totient is φ = 154389312.

The previous prime is 225151081. The next prime is 225151133. The reversal of 225151115 is 511151522.

225151115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 225151115 - 2⁶ = 225151051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3216410 + ... + 3216479.

It is an arithmetic number, because the mean of its divisors is an integer number (38597340).

Almost surely, 2^225151115 is an apocalyptic number.

225151115 is a deficient number, since it is larger than the sum of its proper divisors (83627605).

225151115 is an equidigital number, since it uses as much as digits as its factorization.

225151115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6432901.

The product of its digits is 500, while the sum is 23.

The square root of 225151115 is about 15005.0363211823. The cubic root of 225151115 is about 608.3563338190.

The spelling of 225151115 in words is "two hundred twenty-five million, one hundred fifty-one thousand, one hundred fifteen".