1125475156 has 12 divisors (see below), whose sum is σ = 2121087892. Its totient is φ = 519450048.

The previous prime is 1125475147. The next prime is 1125475171. The reversal of 1125475156 is 6515745211.

It can be written as a sum of positive squares in 2 ways, for example, as 289340100 + 836135056 = 17010^2 + 28916^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 10821825 + ... + 10821928.

Almost surely, 2^1125475156 is an apocalyptic number.

It is an amenable number.

1125475156 is a deficient number, since it is larger than the sum of its proper divisors (995612736).

1125475156 is a wasteful number, since it uses less digits than its factorization.

1125475156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21643770 (or 21643768 counting only the distinct ones).

The product of its digits is 42000, while the sum is 37.

The square root of 1125475156 is about 33548.1021221767. The cubic root of 1125475156 is about 1040.1883152582.

The spelling of 1125475156 in words is "one billion, one hundred twenty-five million, four hundred seventy-five thousand, one hundred fifty-six".