1156110516 has 96 divisors (see below), whose sum is σ = 3279830400. Its totient is φ = 349263360.

The previous prime is 1156110503. The next prime is 1156110541. The reversal of 1156110516 is 6150116511.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1156110516.

It is a congruent number.

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, 441820 + ... + 444428.

It is an arithmetic number, because the mean of its divisors is an integer number (34164900).

Almost surely, 2^1156110516 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 1156110516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639915200).

1156110516 is an abundant number, since it is smaller than the sum of its proper divisors (2123719884).

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

1156110516 is a wasteful number, since it uses less digits than its factorization.

1156110516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006 (or 2998 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The square root of 1156110516 is about 34001.6251964520. The cubic root of 1156110516 is about 1049.5419062945.

The spelling of 1156110516 in words is "one billion, one hundred fifty-six million, one hundred ten thousand, five hundred sixteen".