347797517423 has 2 divisors, whose sum is σ = 347797517424. Its totient is φ = 347797517422.

The previous prime is 347797517399. The next prime is 347797517471. The reversal of 347797517423 is 324715797743.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 347797517423 - 2²⁰ = 347796468847 is a prime.

It is a super-2 number, since 2×347797517423² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347797517323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173898758711 + 173898758712.

It is an arithmetic number, because the mean of its divisors is an integer number (173898758712).

Almost surely, 2^347797517423 is an apocalyptic number.

347797517423 is a deficient number, since it is larger than the sum of its proper divisors (1).

347797517423 is an equidigital number, since it uses as much as digits as its factorization.

347797517423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31116960, while the sum is 59.

The spelling of 347797517423 in words is "three hundred forty-seven billion, seven hundred ninety-seven million, five hundred seventeen thousand, four hundred twenty-three".