14337991 has 2 divisors, whose sum is σ = 14337992. Its totient is φ = 14337990.

The previous prime is 14337979. The next prime is 14338019. The reversal of 14337991 is 19973341.

It is a weak prime.

It is an emirp because it is prime and its reverse (19973341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14337991 - 2⁵ = 14337959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14337991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14337941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7168995 + 7168996.

It is an arithmetic number, because the mean of its divisors is an integer number (7168996).

Almost surely, 2^14337991 is an apocalyptic number.

14337991 is a deficient number, since it is larger than the sum of its proper divisors (1).

14337991 is an equidigital number, since it uses as much as digits as its factorization.

14337991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 37.

The square root of 14337991 is about 3786.5539742621. The cubic root of 14337991 is about 242.9383632277.

The spelling of 14337991 in words is "fourteen million, three hundred thirty-seven thousand, nine hundred ninety-one".