5072107321 has 2 divisors, whose sum is σ = 5072107322. Its totient is φ = 5072107320.

The previous prime is 5072107307. The next prime is 5072107343. The reversal of 5072107321 is 1237012705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2802537721 + 2269569600 = 52939^2 + 47640^2 .

It is a cyclic number.

It is not a de Polignac number, because 5072107321 - 2²⁵ = 5038552889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5072107321.

It is not a weakly prime, because it can be changed into another prime (5072107021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2536053660 + 2536053661.

It is an arithmetic number, because the mean of its divisors is an integer number (2536053661).

Almost surely, 2^5072107321 is an apocalyptic number.

It is an amenable number.

5072107321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5072107321 is an equidigital number, since it uses as much as digits as its factorization.

5072107321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 5072107321 is about 71218.7287235598. The cubic root of 5072107321 is about 1718.1568638411.

The spelling of 5072107321 in words is "five billion, seventy-two million, one hundred seven thousand, three hundred twenty-one".