1125546304 has 56 divisors (see below), whose sum is σ = 2285817120. Its totient is φ = 549717504.

The previous prime is 1125546287. The next prime is 1125546307. The reversal of 1125546304 is 4036455211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125546307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652387 + ... + 654109.

It is a vampire number, since it can be written as 20414 ⋅ 55136 (with its own digits).

Almost surely, 2^1125546304 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 1125546304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1142908560).

1125546304 is an abundant number, since it is smaller than the sum of its proper divisors (1160270816).

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

1125546304 is a wasteful number, since it uses less digits than its factorization.

1125546304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967 (or 1957 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1125546304 is about 33549.1624932725. The cubic root of 1125546304 is about 1040.2102336330.

The spelling of 1125546304 in words is "one billion, one hundred twenty-five million, five hundred forty-six thousand, three hundred four".