1320015345204 has 12 divisors (see below), whose sum is σ = 3080035805504. Its totient is φ = 440005115064.

The previous prime is 1320015345191. The next prime is 1320015345217. The reversal of 1320015345204 is 4025435100231.

It is an interprime number because it is at equal distance from previous prime (1320015345191) and next prime (1320015345217).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55000639372 + ... + 55000639395.

Almost surely, 2^{1320015345204} is an apocalyptic number.

It is an amenable number.

1320015345204 is an abundant number, since it is smaller than the sum of its proper divisors (1760020460300).

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

1320015345204 is a wasteful number, since it uses less digits than its factorization.

1320015345204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110001278774 (or 110001278772 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 1320015345204 in words is "one trillion, three hundred twenty billion, fifteen million, three hundred forty-five thousand, two hundred four".