1325415320 has 32 divisors (see below), whose sum is σ = 3031078320. Its totient is φ = 521473920.

The previous prime is 1325415293. The next prime is 1325415331. The reversal of 1325415320 is 235145231.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1325415320.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 269162 + ... + 274041.

Almost surely, 2^1325415320 is an apocalyptic number.

1325415320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1325415320 is an abundant number, since it is smaller than the sum of its proper divisors (1705663000).

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

1325415320 is a wasteful number, since it uses less digits than its factorization.

1325415320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543275 (or 543271 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1325415320 is about 36406.2538583689. The cubic root of 1325415320 is about 1098.4593638871.

The spelling of 1325415320 in words is "one billion, three hundred twenty-five million, four hundred fifteen thousand, three hundred twenty".