1325000072 has 32 divisors (see below), whose sum is σ = 2717841600. Its totient is φ = 600580800.

The previous prime is 1325000071. The next prime is 1325000099. The reversal of 1325000072 is 2700005231.

It is not an unprimeable number, because it can be changed into a prime (1325000071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10622 + ... + 52562.

It is an arithmetic number, because the mean of its divisors is an integer number (84932550).

Almost surely, 2^1325000072 is an apocalyptic number.

It is an amenable number.

1325000072 is an abundant number, since it is smaller than the sum of its proper divisors (1392841528).

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

1325000072 is a wasteful number, since it uses less digits than its factorization.

1325000072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42317 (or 42313 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 1325000072 is about 36400.5504353986. The cubic root of 1325000072 is about 1098.3446374084.

The spelling of 1325000072 in words is "one billion, three hundred twenty-five million, seventy-two", and thus it is an aban number.