1120875880 has 16 divisors (see below), whose sum is σ = 2521970820. Its totient is φ = 448350336.

The previous prime is 1120875863. The next prime is 1120875919. The reversal of 1120875880 is 885780211.

It can be written as a sum of positive squares in 2 ways, for example, as 1073348644 + 47527236 = 32762^2 + 6894^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 28021897 = 1120875880 / (1 + 1 + 2 + 0 + 8 + 7 + 5 + 8 + 8 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14010909 + ... + 14010988.

Almost surely, 2^1120875880 is an apocalyptic number.

1120875880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120875880 is an abundant number, since it is smaller than the sum of its proper divisors (1401094940).

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

1120875880 is a wasteful number, since it uses less digits than its factorization.

1120875880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28021908 (or 28021904 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 40.

The square root of 1120875880 is about 33479.4844643701. The cubic root of 1120875880 is about 1038.7694642203.

The spelling of 1120875880 in words is "one billion, one hundred twenty million, eight hundred seventy-five thousand, eight hundred eighty".