346353403411231 has 2 divisors, whose sum is σ = 346353403411232. Its totient is φ = 346353403411230.

The previous prime is 346353403411217. The next prime is 346353403411261. The reversal of 346353403411231 is 132114304353643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346353403411231 - 2²¹ = 346353401314079 is a prime.

It is a super-2 number, since 2×346353403411231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346353403411261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173176701705615 + 173176701705616.

It is an arithmetic number, because the mean of its divisors is an integer number (173176701705616).

Almost surely, 2^{346353403411231} is an apocalyptic number.

346353403411231 is a deficient number, since it is larger than the sum of its proper divisors (1).

346353403411231 is an equidigital number, since it uses as much as digits as its factorization.

346353403411231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 43.

Adding to 346353403411231 its reverse (132114304353643), we get a palindrome (478467707764874).

The spelling of 346353403411231 in words is "three hundred forty-six trillion, three hundred fifty-three billion, four hundred three million, four hundred eleven thousand, two hundred thirty-one".