1113517440 has 192 divisors, whose sum is σ = 4394576160. Its totient is φ = 254509056.

The previous prime is 1113517429. The next prime is 1113517451. The reversal of 1113517440 is 447153111.

It is an interprime number because it is at equal distance from previous prime (1113517429) and next prime (1113517451).

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26512 + ... + 54128.

Almost surely, 2^1113517440 is an apocalyptic number.

1113517440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113517440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2197288080).

1113517440 is an abundant number, since it is smaller than the sum of its proper divisors (3281058720).

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

1113517440 is a wasteful number, since it uses less digits than its factorization.

1113517440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27649 (or 27634 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1113517440 is about 33369.4087451366. The cubic root of 1113517440 is about 1036.4913318688.

The spelling of 1113517440 in words is "one billion, one hundred thirteen million, five hundred seventeen thousand, four hundred forty".