1152166625 has 16 divisors (see below), whose sum is σ = 1472981328. Its totient is φ = 899248000.

The previous prime is 1152166621. The next prime is 1152166633. The reversal of 1152166625 is 5266612511.

It can be written as a sum of positive squares in 8 ways, for example, as 442849936 + 709316689 = 21044^2 + 26633^2 .

It is not a de Polignac number, because 1152166625 - 2² = 1152166621 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152166621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107282 + ... + 117531.

It is an arithmetic number, because the mean of its divisors is an integer number (92061333).

Almost surely, 2^1152166625 is an apocalyptic number.

It is an amenable number.

1152166625 is a deficient number, since it is larger than the sum of its proper divisors (320814703).

1152166625 is an equidigital number, since it uses as much as digits as its factorization.

1152166625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224869 (or 224859 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 1152166625 is about 33943.5800262730. The cubic root of 1152166625 is about 1048.3470970334.

The spelling of 1152166625 in words is "one billion, one hundred fifty-two million, one hundred sixty-six thousand, six hundred twenty-five".