1152157984 has 12 divisors (see below), whose sum is σ = 2268311094. Its totient is φ = 576078976.

The previous prime is 1152157961. The next prime is 1152157991. The reversal of 1152157984 is 4897512511.

It can be written as a sum of positive squares in only one way, i.e., 1111555600 + 40602384 = 33340^2 + 6372^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1152157984.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18002437 + ... + 18002500.

Almost surely, 2^1152157984 is an apocalyptic number.

It is an amenable number.

1152157984 is a deficient number, since it is larger than the sum of its proper divisors (1116153110).

1152157984 is an equidigital number, since it uses as much as digits as its factorization.

1152157984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36004947 (or 36004939 counting only the distinct ones).

The product of its digits is 100800, while the sum is 43.

The square root of 1152157984 is about 33943.4527412872. The cubic root of 1152157984 is about 1048.3444762348.

The spelling of 1152157984 in words is "one billion, one hundred fifty-two million, one hundred fifty-seven thousand, nine hundred eighty-four".