1113973560 has 160 divisors (see below), whose sum is σ = 4279160160. Its totient is φ = 254617344.

The previous prime is 1113973537. The next prime is 1113973571. The reversal of 1113973560 is 653793111.

1113973560 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 97 + 3 + 560 = 666.

It is a super-3 number, since 3×1113973560³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1879 + ... + 47238.

It is an arithmetic number, because the mean of its divisors is an integer number (26744751).

Almost surely, 2^1113973560 is an apocalyptic number.

1113973560 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 1113973560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2139580080).

1113973560 is an abundant number, since it is smaller than the sum of its proper divisors (3165186600).

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

1113973560 is a wasteful number, since it uses less digits than its factorization.

1113973560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49147 (or 49134 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 1113973560 is about 33376.2424487838. The cubic root of 1113973560 is about 1036.6328353821.

The spelling of 1113973560 in words is "one billion, one hundred thirteen million, nine hundred seventy-three thousand, five hundred sixty".