1325457360 has 120 divisors (see below), whose sum is σ = 4713213960. Its totient is φ = 332660736.

The previous prime is 1325457311. The next prime is 1325457391. The reversal of 1325457360 is 637545231.

1325457360 is a `hidden beast` number, since 1 + 3 + 25 + 4 + 573 + 60 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 41525136 + 1283932224 = 6444^2 + 35832^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41905 + ... + 66384.

It is an arithmetic number, because the mean of its divisors is an integer number (39276783).

Almost surely, 2^1325457360 is an apocalyptic number.

1325457360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1325457360 is an abundant number, since it is smaller than the sum of its proper divisors (3387756600).

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

1325457360 is a wasteful number, since it uses less digits than its factorization.

1325457360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108325 (or 108316 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 1325457360 is about 36406.8312271200. The cubic root of 1325457360 is about 1098.4709775407.

The spelling of 1325457360 in words is "one billion, three hundred twenty-five million, four hundred fifty-seven thousand, three hundred sixty".