214351243 has 2 divisors, whose sum is σ = 214351244. Its totient is φ = 214351242.

The previous prime is 214351231. The next prime is 214351271. The reversal of 214351243 is 342153412.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214351243 is a prime.

It is not a weakly prime, because it can be changed into another prime (214351273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107175621 + 107175622.

It is an arithmetic number, because the mean of its divisors is an integer number (107175622).

Almost surely, 2^214351243 is an apocalyptic number.

214351243 is a deficient number, since it is larger than the sum of its proper divisors (1).

214351243 is an equidigital number, since it uses as much as digits as its factorization.

214351243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 214351243 is about 14640.7391548378. The cubic root of 214351243 is about 598.4694722760.

The spelling of 214351243 in words is "two hundred fourteen million, three hundred fifty-one thousand, two hundred forty-three".