214454243 has 2 divisors, whose sum is σ = 214454244. Its totient is φ = 214454242.

The previous prime is 214454237. The next prime is 214454263. The reversal of 214454243 is 342454412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214454243 - 2¹² = 214450147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (214454213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107227121 + 107227122.

It is an arithmetic number, because the mean of its divisors is an integer number (107227122).

Almost surely, 2^214454243 is an apocalyptic number.

214454243 is a deficient number, since it is larger than the sum of its proper divisors (1).

214454243 is an equidigital number, since it uses as much as digits as its factorization.

214454243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 29.

The square root of 214454243 is about 14644.2563143370. The cubic root of 214454243 is about 598.5653157212.

The spelling of 214454243 in words is "two hundred fourteen million, four hundred fifty-four thousand, two hundred forty-three".