1148843756 has 24 divisors (see below), whose sum is σ = 2076837504. Its totient is φ = 555488640.

The previous prime is 1148843681. The next prime is 1148843803. The reversal of 1148843756 is 6573488411.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1148843756.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237296 + ... + 242088.

It is an arithmetic number, because the mean of its divisors is an integer number (86534896).

Almost surely, 2^1148843756 is an apocalyptic number.

It is an amenable number.

1148843756 is a deficient number, since it is larger than the sum of its proper divisors (927993748).

1148843756 is a wasteful number, since it uses less digits than its factorization.

1148843756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6761 (or 6759 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 1148843756 is about 33894.5977406430. The cubic root of 1148843756 is about 1047.3383094111.

The spelling of 1148843756 in words is "one billion, one hundred forty-eight million, eight hundred forty-three thousand, seven hundred fifty-six".