1149463552 has 44 divisors (see below), whose sum is σ = 2303939440. Its totient is φ = 573198336.

The previous prime is 1149463529. The next prime is 1149463603. The reversal of 1149463552 is 2553649411.

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, 448258 + ... + 450814.

It is an arithmetic number, because the mean of its divisors is an integer number (52362260).

Almost surely, 2^1149463552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1149463552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1151969720).

1149463552 is an abundant number, since it is smaller than the sum of its proper divisors (1154475888).

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

1149463552 is an equidigital number, since it uses as much as digits as its factorization.

1149463552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016 (or 2998 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 1149463552 is about 33903.7394987633. The cubic root of 1149463552 is about 1047.5266203080.

The spelling of 1149463552 in words is "one billion, one hundred forty-nine million, four hundred sixty-three thousand, five hundred fifty-two".