1125013808 has 40 divisors (see below), whose sum is σ = 2297948160. Its totient is φ = 532768320.

The previous prime is 1125013783. The next prime is 1125013819. The reversal of 1125013808 is 8083105211.

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, 818 + ... + 47441.

It is an arithmetic number, because the mean of its divisors is an integer number (57448704).

Almost surely, 2^1125013808 is an apocalyptic number.

It is an amenable number.

1125013808 is an abundant number, since it is smaller than the sum of its proper divisors (1172934352).

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

1125013808 is a wasteful number, since it uses less digits than its factorization.

1125013808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48345 (or 48339 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 1125013808 is about 33541.2254993761. The cubic root of 1125013808 is about 1040.0461665896.

The spelling of 1125013808 in words is "one billion, one hundred twenty-five million, thirteen thousand, eight hundred eight".