1147917480 has 32 divisors (see below), whose sum is σ = 3443752800. Its totient is φ = 306111296.

The previous prime is 1147917427. The next prime is 1147917493. The reversal of 1147917480 is 847197411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4782870 + ... + 4783109.

It is an arithmetic number, because the mean of its divisors is an integer number (107617275).

Almost surely, 2^1147917480 is an apocalyptic number.

1147917480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1147917480 is an abundant number, since it is smaller than the sum of its proper divisors (2295835320).

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

1147917480 is a wasteful number, since it uses less digits than its factorization.

1147917480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9565993 (or 9565989 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 42.

The square root of 1147917480 is about 33880.9309199142. The cubic root of 1147917480 is about 1047.0567552605.

The spelling of 1147917480 in words is "one billion, one hundred forty-seven million, nine hundred seventeen thousand, four hundred eighty".