1325497304 has 64 divisors (see below), whose sum is σ = 2705184000. Its totient is φ = 606856320.

The previous prime is 1325497279. The next prime is 1325497309. The reversal of 1325497304 is 4037945231.

It is a super-2 number, since 2×1325497304² = 3513886205822536832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325497309) 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, 545837 + ... + 548259.

It is an arithmetic number, because the mean of its divisors is an integer number (42268500).

Almost surely, 2^1325497304 is an apocalyptic number.

It is an amenable number.

1325497304 is an abundant number, since it is smaller than the sum of its proper divisors (1379686696).

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

1325497304 is a wasteful number, since it uses less digits than its factorization.

1325497304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568 (or 2564 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 1325497304 is about 36407.3798013535. The cubic root of 1325497304 is about 1098.4820119417.

The spelling of 1325497304 in words is "one billion, three hundred twenty-five million, four hundred ninety-seven thousand, three hundred four".