1152165536 has 24 divisors (see below), whose sum is σ = 2272552884. Its totient is φ = 575009280.

The previous prime is 1152165527. The next prime is 1152165557. The reversal of 1152165536 is 6355612511.

It can be written as a sum of positive squares in 2 ways, for example, as 1072955536 + 79210000 = 32756^2 + 8900^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1152165496 and 1152165505.

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, 15965 + ... + 50588.

Almost surely, 2^1152165536 is an apocalyptic number.

1152165536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1152165536 is a deficient number, since it is larger than the sum of its proper divisors (1120387348).

1152165536 is an equidigital number, since it uses as much as digits as its factorization.

1152165536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67104 (or 67096 counting only the distinct ones).

The product of its digits is 27000, while the sum is 35.

The square root of 1152165536 is about 33943.5639849442. The cubic root of 1152165536 is about 1048.3467667425.

The spelling of 1152165536 in words is "one billion, one hundred fifty-two million, one hundred sixty-five thousand, five hundred thirty-six".