13969298242349 has 2 divisors, whose sum is σ = 13969298242350. Its totient is φ = 13969298242348.

The previous prime is 13969298242309. The next prime is 13969298242369. The reversal of 13969298242349 is 94324289296931.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13969040800324 + 257442025 = 3737518^2 + 16045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13969298242349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13969298242309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6984649121174 + 6984649121175.

It is an arithmetic number, because the mean of its divisors is an integer number (6984649121175).

Almost surely, 2^{13969298242349} is an apocalyptic number.

It is an amenable number.

13969298242349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13969298242349 is an equidigital number, since it uses as much as digits as its factorization.

13969298242349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362797056, while the sum is 71.

The spelling of 13969298242349 in words is "thirteen trillion, nine hundred sixty-nine billion, two hundred ninety-eight million, two hundred forty-two thousand, three hundred forty-nine".