4025315321 has 2 divisors, whose sum is σ = 4025315322. Its totient is φ = 4025315320.

The previous prime is 4025315257. The next prime is 4025315339. The reversal of 4025315321 is 1235135204.

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., 3981610000 + 43705321 = 63100^2 + 6611^2 .

It is a cyclic number.

It is not a de Polignac number, because 4025315321 - 2⁶ = 4025315257 is a prime.

It is not a weakly prime, because it can be changed into another prime (4025315351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012657660 + 2012657661.

It is an arithmetic number, because the mean of its divisors is an integer number (2012657661).

Almost surely, 2^4025315321 is an apocalyptic number.

It is an amenable number.

4025315321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025315321 is an equidigital number, since it uses as much as digits as its factorization.

4025315321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 4025315321 is about 63445.3727311929. The cubic root of 4025315321 is about 1590.7428093124.

The spelling of 4025315321 in words is "four billion, twenty-five million, three hundred fifteen thousand, three hundred twenty-one".