4351145497217 has 2 divisors, whose sum is σ = 4351145497218. Its totient is φ = 4351145497216.

The previous prime is 4351145497213. The next prime is 4351145497229. The reversal of 4351145497217 is 7127945411534.

It is a happy number.

4351145497217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4282048014721 + 69097482496 = 2069311^2 + 262864^2 .

It is a cyclic number.

It is not a de Polignac number, because 4351145497217 - 2² = 4351145497213 is a prime.

It is not a weakly prime, because it can be changed into another prime (4351145497213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2175572748608 + 2175572748609.

It is an arithmetic number, because the mean of its divisors is an integer number (2175572748609).

Almost surely, 2^{4351145497217} is an apocalyptic number.

It is an amenable number.

4351145497217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4351145497217 is an equidigital number, since it uses as much as digits as its factorization.

4351145497217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4233600, while the sum is 53.

The spelling of 4351145497217 in words is "four trillion, three hundred fifty-one billion, one hundred forty-five million, four hundred ninety-seven thousand, two hundred seventeen".