4405123205317 has 2 divisors, whose sum is σ = 4405123205318. Its totient is φ = 4405123205316.

The previous prime is 4405123205179. The next prime is 4405123205323. The reversal of 4405123205317 is 7135023215044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3255014955556 + 1150108249761 = 1804166^2 + 1072431^2 .

It is a cyclic number.

It is not a de Polignac number, because 4405123205317 - 2²⁷ = 4404988987589 is a prime.

It is a super-2 number, since 2×4405123205317² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4405123209317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202561602658 + 2202561602659.

It is an arithmetic number, because the mean of its divisors is an integer number (2202561602659).

Almost surely, 2^{4405123205317} is an apocalyptic number.

It is an amenable number.

4405123205317 is a deficient number, since it is larger than the sum of its proper divisors (1).

4405123205317 is an equidigital number, since it uses as much as digits as its factorization.

4405123205317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 4405123205317 in words is "four trillion, four hundred five billion, one hundred twenty-three million, two hundred five thousand, three hundred seventeen".