214231799 has 2 divisors, whose sum is σ = 214231800. Its totient is φ = 214231798.

The previous prime is 214231789. The next prime is 214231877. The reversal of 214231799 is 997132412.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214231799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214231709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107115899 + 107115900.

It is an arithmetic number, because the mean of its divisors is an integer number (107115900).

Almost surely, 2^214231799 is an apocalyptic number.

214231799 is a deficient number, since it is larger than the sum of its proper divisors (1).

214231799 is an equidigital number, since it uses as much as digits as its factorization.

214231799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 214231799 is about 14636.6594207831. The cubic root of 214231799 is about 598.3582889234.

The spelling of 214231799 in words is "two hundred fourteen million, two hundred thirty-one thousand, seven hundred ninety-nine".