14140591 has 2 divisors, whose sum is σ = 14140592. Its totient is φ = 14140590.

The previous prime is 14140543. The next prime is 14140631. The reversal of 14140591 is 19504141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14140591 - 2¹⁷ = 14009519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14140691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7070295 + 7070296.

It is an arithmetic number, because the mean of its divisors is an integer number (7070296).

Almost surely, 2^14140591 is an apocalyptic number.

14140591 is a deficient number, since it is larger than the sum of its proper divisors (1).

14140591 is an equidigital number, since it uses as much as digits as its factorization.

14140591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 14140591 is about 3760.3977183271. The cubic root of 14140591 is about 241.8183129602.

The spelling of 14140591 in words is "fourteen million, one hundred forty thousand, five hundred ninety-one".