1121476880 has 20 divisors (see below), whose sum is σ = 2607433932. Its totient is φ = 448590720.

The previous prime is 1121476877. The next prime is 1121476913. The reversal of 1121476880 is 886741211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 199261456 + 922215424 = 14116^2 + 30368^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

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, 7009151 + ... + 7009310.

Almost surely, 2^1121476880 is an apocalyptic number.

1121476880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121476880 is an abundant number, since it is smaller than the sum of its proper divisors (1485957052).

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

1121476880 is a wasteful number, since it uses less digits than its factorization.

1121476880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14018474 (or 14018468 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 38.

The square root of 1121476880 is about 33488.4589075102. The cubic root of 1121476880 is about 1038.9550895608.

The spelling of 1121476880 in words is "one billion, one hundred twenty-one million, four hundred seventy-six thousand, eight hundred eighty".