125375530321 has 8 divisors (see below), whose sum is σ = 129702769920. Its totient is φ = 121048553808.

The previous prime is 125375530277. The next prime is 125375530333. The reversal of 125375530321 is 123035573521.

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

It is a cyclic number.

It is not a de Polignac number, because 125375530321 - 2⁷ = 125375530193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125375530361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1849590 + ... + 1916176.

It is an arithmetic number, because the mean of its divisors is an integer number (16212846240).

Almost surely, 2^125375530321 is an apocalyptic number.

It is an amenable number.

125375530321 is a deficient number, since it is larger than the sum of its proper divisors (4327239599).

125375530321 is an equidigital number, since it uses as much as digits as its factorization.

125375530321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131543.

The product of its (nonzero) digits is 94500, while the sum is 37.

The spelling of 125375530321 in words is "one hundred twenty-five billion, three hundred seventy-five million, five hundred thirty thousand, three hundred twenty-one".