1125357232 has 40 divisors (see below), whose sum is σ = 2302709760. Its totient is φ = 531305280.

The previous prime is 1125357197. The next prime is 1125357253. The reversal of 1125357232 is 2327535211.

It is a super-2 number, since 2×1125357232² = 2532857799229403648, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1125357194 and 1125357203.

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, 88593 + ... + 100495.

It is an arithmetic number, because the mean of its divisors is an integer number (57567744).

Almost surely, 2^1125357232 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 1125357232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1151354880).

1125357232 is an abundant number, since it is smaller than the sum of its proper divisors (1177352528).

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

1125357232 is a wasteful number, since it uses less digits than its factorization.

1125357232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12241 (or 12235 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 1125357232 is about 33546.3445400538. The cubic root of 1125357232 is about 1040.1519846914.

The spelling of 1125357232 in words is "one billion, one hundred twenty-five million, three hundred fifty-seven thousand, two hundred thirty-two".