2256475115 has 4 divisors (see below), whose sum is σ = 2707770144. Its totient is φ = 1805180088.

The previous prime is 2256475097. The next prime is 2256475153. The reversal of 2256475115 is 5115746522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2256475115 - 2⁶ = 2256475051 is a prime.

It is a super-2 number, since 2×2256475115² = 10183359889228526450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225647507 + ... + 225647516.

It is an arithmetic number, because the mean of its divisors is an integer number (676942536).

Almost surely, 2^2256475115 is an apocalyptic number.

2256475115 is a deficient number, since it is larger than the sum of its proper divisors (451295029).

2256475115 is an equidigital number, since it uses as much as digits as its factorization.

2256475115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451295028.

The product of its digits is 84000, while the sum is 38.

The square root of 2256475115 is about 47502.3695724750. The cubic root of 2256475115 is about 1311.6265007602.

It can be divided in two parts, 22564 and 75115, that added together give a palindrome (97679).

The spelling of 2256475115 in words is "two billion, two hundred fifty-six million, four hundred seventy-five thousand, one hundred fifteen".