113225456779 has 4 divisors (see below), whose sum is σ = 119885777784. Its totient is φ = 106565135776.

The previous prime is 113225456767. The next prime is 113225456783. The reversal of 113225456779 is 977654522311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113225456779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113225456719) by changing a digit.

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, 3330160477 + ... + 3330160510.

It is an arithmetic number, because the mean of its divisors is an integer number (29971444446).

Almost surely, 2^113225456779 is an apocalyptic number.

113225456779 is a deficient number, since it is larger than the sum of its proper divisors (6660321005).

113225456779 is an equidigital number, since it uses as much as digits as its factorization.

113225456779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6660321004.

The product of its digits is 3175200, while the sum is 52.

The spelling of 113225456779 in words is "one hundred thirteen billion, two hundred twenty-five million, four hundred fifty-six thousand, seven hundred seventy-nine".