1125165204 has 36 divisors (see below), whose sum is σ = 2845192896. Its totient is φ = 374919888.

The previous prime is 1125165137. The next prime is 1125165211. The reversal of 1125165204 is 4025615211.

1125165204 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 1 + 652 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174787 + ... + 181109.

It is an arithmetic number, because the mean of its divisors is an integer number (79033136).

Almost surely, 2^1125165204 is an apocalyptic number.

It is an amenable number.

1125165204 is an abundant number, since it is smaller than the sum of its proper divisors (1720027692).

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

1125165204 is a wasteful number, since it uses less digits than its factorization.

1125165204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11276 (or 11271 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 1125165204 is about 33543.4822879200. The cubic root of 1125165204 is about 1040.0928183924.

The spelling of 1125165204 in words is "one billion, one hundred twenty-five million, one hundred sixty-five thousand, two hundred four".