14894144231 has 2 divisors, whose sum is σ = 14894144232. Its totient is φ = 14894144230.

The previous prime is 14894144203. The next prime is 14894144273. The reversal of 14894144231 is 13244149841.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14894144231 is a prime.

It is a super-2 number, since 2×14894144231² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14894140231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7447072115 + 7447072116.

It is an arithmetic number, because the mean of its divisors is an integer number (7447072116).

Almost surely, 2^14894144231 is an apocalyptic number.

14894144231 is a deficient number, since it is larger than the sum of its proper divisors (1).

14894144231 is an equidigital number, since it uses as much as digits as its factorization.

14894144231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 41.

The spelling of 14894144231 in words is "fourteen billion, eight hundred ninety-four million, one hundred forty-four thousand, two hundred thirty-one".