1156876476 has 72 divisors (see below), whose sum is σ = 3241437696. Its totient is φ = 319868640.

The previous prime is 1156876453. The next prime is 1156876481. The reversal of 1156876476 is 6746786511.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13506 + ... + 49961.

It is an arithmetic number, because the mean of its divisors is an integer number (45019968).

Almost surely, 2^1156876476 is an apocalyptic number.

It is an amenable number.

1156876476 is an abundant number, since it is smaller than the sum of its proper divisors (2084561220).

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

1156876476 is a wasteful number, since it uses less digits than its factorization.

1156876476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63519 (or 63510 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The square root of 1156876476 is about 34012.8869106990. The cubic root of 1156876476 is about 1049.7736400935.

The spelling of 1156876476 in words is "one billion, one hundred fifty-six million, eight hundred seventy-six thousand, four hundred seventy-six".