1131473260 has 12 divisors (see below), whose sum is σ = 2376093888. Its totient is φ = 452589296.

The previous prime is 1131473249. The next prime is 1131473261. The reversal of 1131473260 is 623741311.

It is not an unprimeable number, because it can be changed into a prime (1131473261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28286812 + ... + 28286851.

It is an arithmetic number, because the mean of its divisors is an integer number (198007824).

Almost surely, 2^1131473260 is an apocalyptic number.

1131473260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131473260 is an abundant number, since it is smaller than the sum of its proper divisors (1244620628).

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

1131473260 is a wasteful number, since it uses less digits than its factorization.

1131473260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56573672 (or 56573670 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1131473260 is about 33637.3789109675. The cubic root of 1131473260 is about 1042.0329011388.

The spelling of 1131473260 in words is "one billion, one hundred thirty-one million, four hundred seventy-three thousand, two hundred sixty".