125032903321 has 2 divisors, whose sum is σ = 125032903322. Its totient is φ = 125032903320.

The previous prime is 125032903241. The next prime is 125032903343. The reversal of 125032903321 is 123309230521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122335555225 + 2697348096 = 349765^2 + 51936^2 .

It is a cyclic number.

It is not a de Polignac number, because 125032903321 - 2¹⁵ = 125032870553 is a prime.

It is not a weakly prime, because it can be changed into another prime (125032909321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62516451660 + 62516451661.

It is an arithmetic number, because the mean of its divisors is an integer number (62516451661).

Almost surely, 2^125032903321 is an apocalyptic number.

It is an amenable number.

125032903321 is a deficient number, since it is larger than the sum of its proper divisors (1).

125032903321 is an equidigital number, since it uses as much as digits as its factorization.

125032903321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The spelling of 125032903321 in words is "one hundred twenty-five billion, thirty-two million, nine hundred three thousand, three hundred twenty-one".