3125023045321 has 8 divisors (see below), whose sum is σ = 3150643422600. Its totient is φ = 3099464629248.

The previous prime is 3125023045307. The next prime is 3125023045351. The reversal of 3125023045321 is 1235403205213.

It can be written as a sum of positive squares in 4 ways, for example, as 1282474711296 + 1842548334025 = 1132464^2 + 1357405^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3125023045321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3125023045351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15389016 + ... + 15590761.

It is an arithmetic number, because the mean of its divisors is an integer number (393830427825).

Almost surely, 2^{3125023045321} is an apocalyptic number.

It is an amenable number.

3125023045321 is a deficient number, since it is larger than the sum of its proper divisors (25620377279).

3125023045321 is a wasteful number, since it uses less digits than its factorization.

3125023045321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30980603.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 3125023045321 in words is "three trillion, one hundred twenty-five billion, twenty-three million, forty-five thousand, three hundred twenty-one".