1144967488 has 28 divisors (see below), whose sum is σ = 2596623712. Its totient is φ = 490700160.

The previous prime is 1144967443. The next prime is 1144967491. The reversal of 1144967488 is 8847694411.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

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, 1277418 + ... + 1278313.

Almost surely, 2^1144967488 is an apocalyptic number.

It is an amenable number.

1144967488 is an abundant number, since it is smaller than the sum of its proper divisors (1451656224).

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

1144967488 is an equidigital number, since it uses as much as digits as its factorization.

1144967488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555750 (or 2555740 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 52.

The square root of 1144967488 is about 33837.3682191745. The cubic root of 1144967488 is about 1046.1590546187.

The spelling of 1144967488 in words is "one billion, one hundred forty-four million, nine hundred sixty-seven thousand, four hundred eighty-eight".