214281253 has 2 divisors, whose sum is σ = 214281254. Its totient is φ = 214281252.

The previous prime is 214281229. The next prime is 214281257. The reversal of 214281253 is 352182412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188046369 + 26234884 = 13713^2 + 5122^2 .

It is a cyclic number.

It is not a de Polignac number, because 214281253 - 2²¹ = 212184101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214281257) 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, 107140626 + 107140627.

It is an arithmetic number, because the mean of its divisors is an integer number (107140627).

Almost surely, 2^214281253 is an apocalyptic number.

It is an amenable number.

214281253 is a deficient number, since it is larger than the sum of its proper divisors (1).

214281253 is an equidigital number, since it uses as much as digits as its factorization.

214281253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 28.

The square root of 214281253 is about 14638.3487115180. The cubic root of 214281253 is about 598.4043277379.

The spelling of 214281253 in words is "two hundred fourteen million, two hundred eighty-one thousand, two hundred fifty-three".