347479414369 has 2 divisors, whose sum is σ = 347479414370. Its totient is φ = 347479414368.

The previous prime is 347479414343. The next prime is 347479414433. The reversal of 347479414369 is 963414974743.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327399107344 + 20080307025 = 572188^2 + 141705^2 .

It is a cyclic number.

It is not a de Polignac number, because 347479414369 - 2⁷ = 347479414241 is a prime.

It is a super-2 number, since 2×347479414369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (347479414309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173739707184 + 173739707185.

It is an arithmetic number, because the mean of its divisors is an integer number (173739707185).

Almost surely, 2^347479414369 is an apocalyptic number.

It is an amenable number.

347479414369 is a deficient number, since it is larger than the sum of its proper divisors (1).

347479414369 is an equidigital number, since it uses as much as digits as its factorization.

347479414369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54867456, while the sum is 61.

The spelling of 347479414369 in words is "three hundred forty-seven billion, four hundred seventy-nine million, four hundred fourteen thousand, three hundred sixty-nine".