14191279 has 2 divisors, whose sum is σ = 14191280. Its totient is φ = 14191278.

The previous prime is 14191249. The next prime is 14191297. The reversal of 14191279 is 97219141.

Together with next prime (14191297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14191279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14191249) 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, 7095639 + 7095640.

It is an arithmetic number, because the mean of its divisors is an integer number (7095640).

Almost surely, 2^14191279 is an apocalyptic number.

14191279 is a deficient number, since it is larger than the sum of its proper divisors (1).

14191279 is an equidigital number, since it uses as much as digits as its factorization.

14191279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 34.

The square root of 14191279 is about 3767.1314020087. The cubic root of 14191279 is about 242.1069069807.

The spelling of 14191279 in words is "fourteen million, one hundred ninety-one thousand, two hundred seventy-nine".