1147418872 has 32 divisors (see below), whose sum is σ = 2297404800. Its totient is φ = 536054400.

The previous prime is 1147418869. The next prime is 1147418897. The reversal of 1147418872 is 2788147411.

It is a congruent number.

It is an unprimeable number.

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, 72579 + ... + 86962.

It is an arithmetic number, because the mean of its divisors is an integer number (71793900).

Almost surely, 2^1147418872 is an apocalyptic number.

It is an amenable number.

1147418872 is an abundant number, since it is smaller than the sum of its proper divisors (1149985928).

1147418872 is a wasteful number, since it uses less digits than its factorization.

1147418872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159607 (or 159603 counting only the distinct ones).

The product of its digits is 100352, while the sum is 43.

The square root of 1147418872 is about 33873.5718813355. The cubic root of 1147418872 is about 1046.9051338851.

The spelling of 1147418872 in words is "one billion, one hundred forty-seven million, four hundred eighteen thousand, eight hundred seventy-two".