214253999 has 2 divisors, whose sum is σ = 214254000. Its totient is φ = 214253998.

The previous prime is 214253969. The next prime is 214254017. The reversal of 214253999 is 999352412.

It is a happy number.

214253999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214253999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214253969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107126999 + 107127000.

It is an arithmetic number, because the mean of its divisors is an integer number (107127000).

Almost surely, 2^214253999 is an apocalyptic number.

214253999 is a deficient number, since it is larger than the sum of its proper divisors (1).

214253999 is an equidigital number, since it uses as much as digits as its factorization.

214253999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 214253999 is about 14637.4177709048. The cubic root of 214253999 is about 598.3789567161.

The spelling of 214253999 in words is "two hundred fourteen million, two hundred fifty-three thousand, nine hundred ninety-nine".