349346912249 has 2 divisors, whose sum is σ = 349346912250. Its totient is φ = 349346912248.

The previous prime is 349346912237. The next prime is 349346912263. The reversal of 349346912249 is 942219643943.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343580028649 + 5766883600 = 586157^2 + 75940^2 .

It is a cyclic number.

It is not a de Polignac number, because 349346912249 - 2²⁸ = 349078476793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 349346912194 and 349346912203.

It is not a weakly prime, because it can be changed into another prime (349346902249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174673456124 + 174673456125.

It is an arithmetic number, because the mean of its divisors is an integer number (174673456125).

Almost surely, 2^349346912249 is an apocalyptic number.

It is an amenable number.

349346912249 is a deficient number, since it is larger than the sum of its proper divisors (1).

349346912249 is an equidigital number, since it uses as much as digits as its factorization.

349346912249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10077696, while the sum is 56.

The spelling of 349346912249 in words is "three hundred forty-nine billion, three hundred forty-six million, nine hundred twelve thousand, two hundred forty-nine".