1112913520 has 20 divisors (see below), whose sum is σ = 2587524120. Its totient is φ = 445165376.

The previous prime is 1112913511. The next prime is 1112913523. The reversal of 1112913520 is 253192111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112913523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6955630 + ... + 6955789.

It is an arithmetic number, because the mean of its divisors is an integer number (129376206).

Almost surely, 2^1112913520 is an apocalyptic number.

1112913520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112913520 is an abundant number, since it is smaller than the sum of its proper divisors (1474610600).

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

1112913520 is a wasteful number, since it uses less digits than its factorization.

1112913520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13911432 (or 13911426 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 1112913520 is about 33360.3585112630. The cubic root of 1112913520 is about 1036.3039164408.

It can be divided in two parts, 11129 and 13520, that added together give a square (24649 = 157²).

The spelling of 1112913520 in words is "one billion, one hundred twelve million, nine hundred thirteen thousand, five hundred twenty".