347984357911 has 2 divisors, whose sum is σ = 347984357912. Its totient is φ = 347984357910.

The previous prime is 347984357881. The next prime is 347984357957. The reversal of 347984357911 is 119753489743.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 347984357911 - 2²⁵ = 347950803479 is a prime.

It is a super-2 number, since 2×347984357911² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 347984357911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347984397911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173992178955 + 173992178956.

It is an arithmetic number, because the mean of its divisors is an integer number (173992178956).

Almost surely, 2^347984357911 is an apocalyptic number.

347984357911 is a deficient number, since it is larger than the sum of its proper divisors (1).

347984357911 is an equidigital number, since it uses as much as digits as its factorization.

347984357911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22861440, while the sum is 61.

The spelling of 347984357911 in words is "three hundred forty-seven billion, nine hundred eighty-four million, three hundred fifty-seven thousand, nine hundred eleven".