325114461603721 has 2 divisors, whose sum is σ = 325114461603722. Its totient is φ = 325114461603720.

The previous prime is 325114461603671. The next prime is 325114461603761. The reversal of 325114461603721 is 127306164411523.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202129799479696 + 122984662124025 = 14217236^2 + 11089845^2 .

It is a cyclic number.

It is not a de Polignac number, because 325114461603721 - 2¹³ = 325114461595529 is a prime.

It is not a weakly prime, because it can be changed into another prime (325114461603761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162557230801860 + 162557230801861.

It is an arithmetic number, because the mean of its divisors is an integer number (162557230801861).

Almost surely, 2^{325114461603721} is an apocalyptic number.

It is an amenable number.

325114461603721 is a deficient number, since it is larger than the sum of its proper divisors (1).

325114461603721 is an equidigital number, since it uses as much as digits as its factorization.

325114461603721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 325114461603721 in words is "three hundred twenty-five trillion, one hundred fourteen billion, four hundred sixty-one million, six hundred three thousand, seven hundred twenty-one".