1148844456 has 48 divisors (see below), whose sum is σ = 3114957300. Its totient is φ = 382516992.

The previous prime is 1148844419. The next prime is 1148844491. The reversal of 1148844456 is 6544488411.

1148844456 is a `hidden beast` number, since 114 + 8 + 84 + 4 + 456 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1133399556 + 15444900 = 33666^2 + 3930^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58950 + ... + 75978.

Almost surely, 2^1148844456 is an apocalyptic number.

It is an amenable number.

1148844456 is an abundant number, since it is smaller than the sum of its proper divisors (1966112844).

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

1148844456 is a wasteful number, since it uses less digits than its factorization.

1148844456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17978 (or 17971 counting only the distinct ones).

The product of its digits is 491520, while the sum is 45.

The square root of 1148844456 is about 33894.6080667707. The cubic root of 1148844456 is about 1047.3385221283.

The spelling of 1148844456 in words is "one billion, one hundred forty-eight million, eight hundred forty-four thousand, four hundred fifty-six".