1120724976 has 80 divisors (see below), whose sum is σ = 3328786944. Its totient is φ = 318273792.

The previous prime is 1120724971. The next prime is 1120725007. The reversal of 1120724976 is 6794270211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120724971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46126 + ... + 66098.

Almost surely, 2^1120724976 is an apocalyptic number.

1120724976 is a gapful number since it is divisible by the number (16) 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 1120724976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664393472).

1120724976 is an abundant number, since it is smaller than the sum of its proper divisors (2208061968).

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

1120724976 is a wasteful number, since it uses less digits than its factorization.

1120724976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20158 (or 20152 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 1120724976 is about 33477.2307098422. The cubic root of 1120724976 is about 1038.7228454688.

The spelling of 1120724976 in words is "one billion, one hundred twenty million, seven hundred twenty-four thousand, nine hundred seventy-six".