1125138152 has 32 divisors (see below), whose sum is σ = 2127254400. Its totient is φ = 557889024.

The previous prime is 1125138139. The next prime is 1125138163. The reversal of 1125138152 is 2518315211.

It is a super-2 number, since 2×1125138152² = 2531871722171950208, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 662168 + ... + 663864.

It is an arithmetic number, because the mean of its divisors is an integer number (66476700).

Almost surely, 2^1125138152 is an apocalyptic number.

It is an amenable number.

1125138152 is a deficient number, since it is larger than the sum of its proper divisors (1002116248).

1125138152 is a wasteful number, since it uses less digits than its factorization.

1125138152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345 (or 2341 counting only the distinct ones).

The product of its digits is 2400, while the sum is 29.

The square root of 1125138152 is about 33543.0790476963. The cubic root of 1125138152 is about 1040.0844827820.

The spelling of 1125138152 in words is "one billion, one hundred twenty-five million, one hundred thirty-eight thousand, one hundred fifty-two".