1113678320 has 20 divisors (see below), whose sum is σ = 2589302280. Its totient is φ = 445471296.

The previous prime is 1113678287. The next prime is 1113678389. The reversal of 1113678320 is 238763111.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6960410 + ... + 6960569.

It is an arithmetic number, because the mean of its divisors is an integer number (129465114).

Almost surely, 2^1113678320 is an apocalyptic number.

1113678320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113678320 is an abundant number, since it is smaller than the sum of its proper divisors (1475623960).

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

1113678320 is a wasteful number, since it uses less digits than its factorization.

1113678320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13920992 (or 13920986 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1113678320 is about 33371.8192491809. The cubic root of 1113678320 is about 1036.5412465774.

The spelling of 1113678320 in words is "one billion, one hundred thirteen million, six hundred seventy-eight thousand, three hundred twenty".