1325515160 has 64 divisors (see below), whose sum is σ = 3217514400. Its totient is φ = 489588736.

The previous prime is 1325515153. The next prime is 1325515171. The reversal of 1325515160 is 615155231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17651 + ... + 54429.

Almost surely, 2^1325515160 is an apocalyptic number.

1325515160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1325515160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608757200).

1325515160 is an abundant number, since it is smaller than the sum of its proper divisors (1891999240).

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

1325515160 is a wasteful number, since it uses less digits than its factorization.

1325515160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36860 (or 36856 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1325515160 is about 36407.6250255355. The cubic root of 1325515160 is about 1098.4869445323.

The spelling of 1325515160 in words is "one billion, three hundred twenty-five million, five hundred fifteen thousand, one hundred sixty".