214055251 has 2 divisors, whose sum is σ = 214055252. Its totient is φ = 214055250.

The previous prime is 214055243. The next prime is 214055263. The reversal of 214055251 is 152550412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214055251 - 2³ = 214055243 is a prime.

It is not a weakly prime, because it can be changed into another prime (214055851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107027625 + 107027626.

It is an arithmetic number, because the mean of its divisors is an integer number (107027626).

Almost surely, 2^214055251 is an apocalyptic number.

214055251 is a deficient number, since it is larger than the sum of its proper divisors (1).

214055251 is an equidigital number, since it uses as much as digits as its factorization.

214055251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 214055251 is about 14630.6271567558. The cubic root of 214055251 is about 598.1938751250.

The spelling of 214055251 in words is "two hundred fourteen million, fifty-five thousand, two hundred fifty-one".