14238694291 has 2 divisors, whose sum is σ = 14238694292. Its totient is φ = 14238694290.

The previous prime is 14238694241. The next prime is 14238694363. The reversal of 14238694291 is 19249683241.

It is a happy number.

14238694291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (19249683241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14238694291 - 2²⁵ = 14205139859 is a prime.

It is a super-2 number, since 2×14238694291² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14238694241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7119347145 + 7119347146.

It is an arithmetic number, because the mean of its divisors is an integer number (7119347146).

Almost surely, 2^14238694291 is an apocalyptic number.

14238694291 is a deficient number, since it is larger than the sum of its proper divisors (1).

14238694291 is an equidigital number, since it uses as much as digits as its factorization.

14238694291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 49.

The spelling of 14238694291 in words is "fourteen billion, two hundred thirty-eight million, six hundred ninety-four thousand, two hundred ninety-one".