1150520872 has 8 divisors (see below), whose sum is σ = 2157226650. Its totient is φ = 575260432.

The previous prime is 1150520863. The next prime is 1150520879. The reversal of 1150520872 is 2780250511.

It can be written as a sum of positive squares in only one way, i.e., 668015716 + 482505156 = 25846^2 + 21966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1150520879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71907547 + ... + 71907562.

Almost surely, 2^1150520872 is an apocalyptic number.

It is an amenable number.

1150520872 is a deficient number, since it is larger than the sum of its proper divisors (1006705778).

1150520872 is a wasteful number, since it uses less digits than its factorization.

1150520872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143815115 (or 143815111 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 1150520872 is about 33919.3288848703. The cubic root of 1150520872 is about 1047.8477067321.

The spelling of 1150520872 in words is "one billion, one hundred fifty million, five hundred twenty thousand, eight hundred seventy-two".