1325485764 has 36 divisors (see below), whose sum is σ = 3390908976. Its totient is φ = 436504368.

The previous prime is 1325485757. The next prime is 1325485787. The reversal of 1325485764 is 4675845231.

1325485764 is a `hidden beast` number, since 1 + 32 + 5 + 48 + 576 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 218814 + ... + 224789.

It is an arithmetic number, because the mean of its divisors is an integer number (94191916).

Almost surely, 2^1325485764 is an apocalyptic number.

It is an amenable number.

1325485764 is an abundant number, since it is smaller than the sum of its proper divisors (2065423212).

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

1325485764 is a wasteful number, since it uses less digits than its factorization.

1325485764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443696 (or 443691 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 1325485764 is about 36407.2213166564. The cubic root of 1325485764 is about 1098.4788240767.

The spelling of 1325485764 in words is "one billion, three hundred twenty-five million, four hundred eighty-five thousand, seven hundred sixty-four".