1325647364 has 12 divisors (see below), whose sum is σ = 2357914188. Its totient is φ = 651957600.

The previous prime is 1325647339. The next prime is 1325647373. The reversal of 1325647364 is 4637465231.

It can be written as a sum of positive squares in 2 ways, for example, as 406344964 + 919302400 = 20158^2 + 30320^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2716247 + ... + 2716734.

It is an arithmetic number, because the mean of its divisors is an integer number (196492849).

Almost surely, 2^1325647364 is an apocalyptic number.

It is an amenable number.

1325647364 is a deficient number, since it is larger than the sum of its proper divisors (1032266824).

1325647364 is a wasteful number, since it uses less digits than its factorization.

1325647364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5433046 (or 5433044 counting only the distinct ones).

The product of its digits is 362880, while the sum is 41.

The square root of 1325647364 is about 36409.4405889462. The cubic root of 1325647364 is about 1098.5234635514.

The spelling of 1325647364 in words is "one billion, three hundred twenty-five million, six hundred forty-seven thousand, three hundred sixty-four".