214292591 has 2 divisors, whose sum is σ = 214292592. Its totient is φ = 214292590.

The previous prime is 214292579. The next prime is 214292627. The reversal of 214292591 is 195292412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214292591 - 2¹⁴ = 214276207 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214292501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107146295 + 107146296.

It is an arithmetic number, because the mean of its divisors is an integer number (107146296).

Almost surely, 2^214292591 is an apocalyptic number.

214292591 is a deficient number, since it is larger than the sum of its proper divisors (1).

214292591 is an equidigital number, since it uses as much as digits as its factorization.

214292591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 214292591 is about 14638.7359768526. The cubic root of 214292591 is about 598.4148817621.

The spelling of 214292591 in words is "two hundred fourteen million, two hundred ninety-two thousand, five hundred ninety-one".