1115560140 has 48 divisors (see below), whose sum is σ = 3155786592. Its totient is φ = 294414336.

The previous prime is 1115560133. The next prime is 1115560151. The reversal of 1115560140 is 410655111.

It is a self number, because there is not a number n which added to its sum of digits gives 1115560140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90019 + ... + 101658.

It is an arithmetic number, because the mean of its divisors is an integer number (65745554).

Almost surely, 2^1115560140 is an apocalyptic number.

1115560140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115560140 is an abundant number, since it is smaller than the sum of its proper divisors (2040226452).

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

1115560140 is a wasteful number, since it uses less digits than its factorization.

1115560140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191786 (or 191784 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 1115560140 is about 33400.0020958083. The cubic root of 1115560140 is about 1037.1247443396.

The spelling of 1115560140 in words is "one billion, one hundred fifteen million, five hundred sixty thousand, one hundred forty".