1113047379 has 16 divisors (see below), whose sum is σ = 1735747200. Its totient is φ = 702976968.

The previous prime is 1113047339. The next prime is 1113047387. The reversal of 1113047379 is 9737403111.

1113047379 is a `hidden beast` number, since 1 + 113 + 0 + 473 + 79 = 666.

It is not a de Polignac number, because 1113047379 - 2⁷ = 1113047251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113047339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1084329 + ... + 1085354.

It is an arithmetic number, because the mean of its divisors is an integer number (108484200).

Almost surely, 2^1113047379 is an apocalyptic number.

1113047379 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1113047379 is a deficient number, since it is larger than the sum of its proper divisors (622699821).

1113047379 is a wasteful number, since it uses less digits than its factorization.

1113047379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2169711 (or 2169705 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 1113047379 is about 33362.3647093548. The cubic root of 1113047379 is about 1036.3454629588.

The spelling of 1113047379 in words is "one billion, one hundred thirteen million, forty-seven thousand, three hundred seventy-nine".