1152880188 has 24 divisors (see below), whose sum is σ = 2762758992. Its totient is φ = 373906944.

The previous prime is 1152880163. The next prime is 1152880193. The reversal of 1152880188 is 8810882511.

It is a congruent number.

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, 1297845 + ... + 1298732.

It is an arithmetic number, because the mean of its divisors is an integer number (115114958).

Almost surely, 2^1152880188 is an apocalyptic number.

It is an amenable number.

1152880188 is an abundant number, since it is smaller than the sum of its proper divisors (1609878804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1152880188 is a wasteful number, since it uses less digits than its factorization.

1152880188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596621 (or 2596619 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 42.

The square root of 1152880188 is about 33954.0894149733. The cubic root of 1152880188 is about 1048.5634741054.

The spelling of 1152880188 in words is "one billion, one hundred fifty-two million, eight hundred eighty thousand, one hundred eighty-eight".