1323166625 has 16 divisors (see below), whose sum is σ = 1801433088. Its totient is φ = 962302000.

The previous prime is 1323166619. The next prime is 1323166667. The reversal of 1323166625 is 5266613231.

It is not a de Polignac number, because 1323166625 - 2⁶ = 1323166561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479777 + ... + 482526.

It is an arithmetic number, because the mean of its divisors is an integer number (112589568).

Almost surely, 2^1323166625 is an apocalyptic number.

It is an amenable number.

1323166625 is a deficient number, since it is larger than the sum of its proper divisors (478266463).

1323166625 is an equidigital number, since it uses as much as digits as its factorization.

1323166625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962329 (or 962319 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 1323166625 is about 36375.3573865605. The cubic root of 1323166625 is about 1097.8377981330.

Adding to 1323166625 its reverse (5266613231), we get a palindrome (6589779856).

The spelling of 1323166625 in words is "one billion, three hundred twenty-three million, one hundred sixty-six thousand, six hundred twenty-five".