1147049484 has 24 divisors (see below), whose sum is σ = 3058798848. Its totient is φ = 327728400.

The previous prime is 1147049473. The next prime is 1147049489. The reversal of 1147049484 is 4849407411.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1147049489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6827592 + ... + 6827759.

It is an arithmetic number, because the mean of its divisors is an integer number (127449952).

Almost surely, 2^1147049484 is an apocalyptic number.

1147049484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1147049484 is an abundant number, since it is smaller than the sum of its proper divisors (1911749364).

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

1147049484 is a wasteful number, since it uses less digits than its factorization.

1147049484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13655365 (or 13655363 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 1147049484 is about 33868.1189911693. The cubic root of 1147049484 is about 1046.7927786070.

The spelling of 1147049484 in words is "one billion, one hundred forty-seven million, forty-nine thousand, four hundred eighty-four".