113444778 has 8 divisors (see below), whose sum is σ = 226889568. Its totient is φ = 37814924.

The previous prime is 113444761. The next prime is 113444813. The reversal of 113444778 is 877444311.

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

113444778 is an admirable number.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9453726 + ... + 9453737.

It is an arithmetic number, because the mean of its divisors is an integer number (28361196).

Almost surely, 2^113444778 is an apocalyptic number.

113444778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113444778 is a wasteful number, since it uses less digits than its factorization.

113444778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18907468.

The product of its digits is 75264, while the sum is 39.

The square root of 113444778 is about 10651.0458641394. The cubic root of 113444778 is about 484.0922945135.

The spelling of 113444778 in words is "one hundred thirteen million, four hundred forty-four thousand, seven hundred seventy-eight".