13967297 has 2 divisors, whose sum is σ = 13967298. Its totient is φ = 13967296.

The previous prime is 13967293. The next prime is 13967339. The reversal of 13967297 is 79276931.

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., 8202496 + 5764801 = 2864^2 + 2401^2 .

It is a cyclic number.

It is not a de Polignac number, because 13967297 - 2² = 13967293 is a prime.

It is not a weakly prime, because it can be changed into another prime (13967293) 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, 6983648 + 6983649.

It is an arithmetic number, because the mean of its divisors is an integer number (6983649).

Almost surely, 2^13967297 is an apocalyptic number.

It is an amenable number.

13967297 is a deficient number, since it is larger than the sum of its proper divisors (1).

13967297 is an equidigital number, since it uses as much as digits as its factorization.

13967297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 142884, while the sum is 44.

The square root of 13967297 is about 3737.2847095184. The cubic root of 13967297 is about 240.8264160985.

The spelling of 13967297 in words is "thirteen million, nine hundred sixty-seven thousand, two hundred ninety-seven".