1325244809204 has 12 divisors (see below), whose sum is σ = 2455600676004. Its totient is φ = 623644616064.

The previous prime is 1325244809183. The next prime is 1325244809209. The reversal of 1325244809204 is 4029084425231.

It can be written as a sum of positive squares in 2 ways, for example, as 706423440100 + 618821369104 = 840490^2 + 786652^2 .

It is a super-2 number, since 2×1325244809204² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325244809209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9744447059 + ... + 9744447194.

It is an arithmetic number, because the mean of its divisors is an integer number (204633389667).

Almost surely, 2^{1325244809204} is an apocalyptic number.

It is an amenable number.

1325244809204 is a deficient number, since it is larger than the sum of its proper divisors (1130355866800).

1325244809204 is a wasteful number, since it uses less digits than its factorization.

1325244809204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19488894274 (or 19488894272 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 1325244809204 in words is "one trillion, three hundred twenty-five billion, two hundred forty-four million, eight hundred nine thousand, two hundred four".