1149512960 has 72 divisors (see below), whose sum is σ = 2780494080. Its totient is φ = 455288832.

The previous prime is 1149512957. The next prime is 1149512971. The reversal of 1149512960 is 692159411.

It is a congruent number.

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, 127481 + ... + 136199.

Almost surely, 2^1149512960 is an apocalyptic number.

1149512960 is a gapful number since it is divisible by the number (10) 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 1149512960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1390247040).

1149512960 is an abundant number, since it is smaller than the sum of its proper divisors (1630981120).

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

1149512960 is an equidigital number, since it uses as much as digits as its factorization.

1149512960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8843 (or 8829 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 1149512960 is about 33904.4681421196. The cubic root of 1149512960 is about 1047.5416288900.

The spelling of 1149512960 in words is "one billion, one hundred forty-nine million, five hundred twelve thousand, nine hundred sixty".