1325023320 has 64 divisors (see below), whose sum is σ = 4050090720. Its totient is φ = 346671104.

The previous prime is 1325023309. The next prime is 1325023321. The reversal of 1325023320 is 233205231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325023321) 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, 97809 + ... + 110528.

Almost surely, 2^1325023320 is an apocalyptic number.

1325023320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1325023320 is an abundant number, since it is smaller than the sum of its proper divisors (2725067400).

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

1325023320 is a wasteful number, since it uses less digits than its factorization.

1325023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208404 (or 208400 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 1325023320 is about 36400.8697698283. The cubic root of 1325023320 is about 1098.3510610978.

Adding to 1325023320 its reverse (233205231), we get a palindrome (1558228551).

The spelling of 1325023320 in words is "one billion, three hundred twenty-five million, twenty-three thousand, three hundred twenty".