1156140624 has 80 divisors (see below), whose sum is σ = 3176046720. Its totient is φ = 361144320.

The previous prime is 1156140619. The next prime is 1156140659. The reversal of 1156140624 is 4260416511.

It is a super-2 number, since 2×1156140624² = 2673322284926218752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1156140591 and 1156140600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193717 + ... + 199595.

It is an arithmetic number, because the mean of its divisors is an integer number (39700584).

Almost surely, 2^1156140624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1156140624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1588023360).

1156140624 is an abundant number, since it is smaller than the sum of its proper divisors (2019906096).

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

1156140624 is a wasteful number, since it uses less digits than its factorization.

1156140624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148 (or 6142 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1156140624 is about 34002.0679371123. The cubic root of 1156140624 is about 1049.5510171113.

The spelling of 1156140624 in words is "one billion, one hundred fifty-six million, one hundred forty thousand, six hundred twenty-four".