347089939969 has 2 divisors, whose sum is σ = 347089939970. Its totient is φ = 347089939968.

The previous prime is 347089939943. The next prime is 347089939979. The reversal of 347089939969 is 969939980743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237862994944 + 109226945025 = 487712^2 + 330495^2 .

It is a cyclic number.

It is not a de Polignac number, because 347089939969 - 2²⁷ = 346955722241 is a prime.

It is a super-2 number, since 2×347089939969² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 347089939895 and 347089939904.

It is not a weakly prime, because it can be changed into another prime (347089939979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173544969984 + 173544969985.

It is an arithmetic number, because the mean of its divisors is an integer number (173544969985).

Almost surely, 2^347089939969 is an apocalyptic number.

It is an amenable number.

347089939969 is a deficient number, since it is larger than the sum of its proper divisors (1).

347089939969 is an equidigital number, since it uses as much as digits as its factorization.

347089939969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714256704, while the sum is 76.

The spelling of 347089939969 in words is "three hundred forty-seven billion, eighty-nine million, nine hundred thirty-nine thousand, nine hundred sixty-nine".