1325615282 has 8 divisors (see below), whose sum is σ = 1989208236. Its totient is φ = 662545872.

The previous prime is 1325615261. The next prime is 1325615287. The reversal of 1325615282 is 2825165231.

It is a Cunningham number, because it is equal to 36409²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 1325615281 + 1 = 36409^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1325615287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124493 + ... + 134720.

Almost surely, 2^1325615282 is an apocalyptic number.

1325615282 is a deficient number, since it is larger than the sum of its proper divisors (663592954).

1325615282 is a wasteful number, since it uses less digits than its factorization.

1325615282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261772.

The product of its digits is 28800, while the sum is 35.

The square root of 1325615282 is about 36409.0000137329. Note that the first 4 decimals coincide. The cubic root of 1325615282 is about 1098.5146016888.

The spelling of 1325615282 in words is "one billion, three hundred twenty-five million, six hundred fifteen thousand, two hundred eighty-two".