1152550555 has 16 divisors (see below), whose sum is σ = 1529708544. Its totient is φ = 828109440.

The previous prime is 1152550541. The next prime is 1152550571. The reversal of 1152550555 is 5550552511.

It is a de Polignac number, because none of the positive numbers 2^k-1152550555 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152550555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237211 + ... + 242020.

It is an arithmetic number, because the mean of its divisors is an integer number (95606784).

Almost surely, 2^1152550555 is an apocalyptic number.

1152550555 is a deficient number, since it is larger than the sum of its proper divisors (377157989).

1152550555 is a wasteful number, since it uses less digits than its factorization.

1152550555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479286.

The product of its (nonzero) digits is 31250, while the sum is 34.

The square root of 1152550555 is about 33949.2349692891. The cubic root of 1152550555 is about 1048.4635290360.

The spelling of 1152550555 in words is "one billion, one hundred fifty-two million, five hundred fifty thousand, five hundred fifty-five".