1155032604 has 108 divisors (see below), whose sum is σ = 3270424248. Its totient is φ = 343337280.

The previous prime is 1155032563. The next prime is 1155032611. The reversal of 1155032604 is 4062305511.

1155032604 is a `hidden beast` number, since 1 + 1 + 5 + 50 + 3 + 2 + 604 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 228367 + ... + 233369.

It is an arithmetic number, because the mean of its divisors is an integer number (30281706).

Almost surely, 2^1155032604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1155032604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1635212124).

1155032604 is an abundant number, since it is smaller than the sum of its proper divisors (2115391644).

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

1155032604 is a wasteful number, since it uses less digits than its factorization.

1155032604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5088 (or 5072 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1155032604 is about 33985.7706106541. The cubic root of 1155032604 is about 1049.2156209958.

The spelling of 1155032604 in words is "one billion, one hundred fifty-five million, thirty-two thousand, six hundred four".