14999431 has 2 divisors, whose sum is σ = 14999432. Its totient is φ = 14999430.

The previous prime is 14999407. The next prime is 14999447. The reversal of 14999431 is 13499941.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14999431 is a prime.

It is a super-2 number, since 2×14999431² = 449965860647522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14999461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7499715 + 7499716.

It is an arithmetic number, because the mean of its divisors is an integer number (7499716).

Almost surely, 2^14999431 is an apocalyptic number.

14999431 is a deficient number, since it is larger than the sum of its proper divisors (1).

14999431 is an equidigital number, since it uses as much as digits as its factorization.

14999431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 40.

The square root of 14999431 is about 3872.9098879266. The cubic root of 14999431 is about 246.6180890055.

The spelling of 14999431 in words is "fourteen million, nine hundred ninety-nine thousand, four hundred thirty-one".