1152315560 has 128 divisors (see below), whose sum is σ = 2895782400. Its totient is φ = 409186560.

The previous prime is 1152315557. The next prime is 1152315581. The reversal of 1152315560 is 655132511.

It is a super-2 number, since 2×1152315560² = 2655662299636227200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5076167 + ... + 5076393.

It is an arithmetic number, because the mean of its divisors is an integer number (22623300).

Almost surely, 2^1152315560 is an apocalyptic number.

1152315560 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 1152315560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1447891200).

1152315560 is an abundant number, since it is smaller than the sum of its proper divisors (1743466840).

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

1152315560 is a wasteful number, since it uses less digits than its factorization.

1152315560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1152315560 is about 33945.7738164856. The cubic root of 1152315560 is about 1048.3922666713.

The spelling of 1152315560 in words is "one billion, one hundred fifty-two million, three hundred fifteen thousand, five hundred sixty".