214139273 has 2 divisors, whose sum is σ = 214139274. Its totient is φ = 214139272.

The previous prime is 214139267. The next prime is 214139279. The reversal of 214139273 is 372931412.

It is a balanced prime because it is at equal distance from previous prime (214139267) and next prime (214139279).

It can be written as a sum of positive squares in only one way, i.e., 177209344 + 36929929 = 13312^2 + 6077^2 .

It is a cyclic number.

It is not a de Polignac number, because 214139273 - 2⁶ = 214139209 is a prime.

It is not a weakly prime, because it can be changed into another prime (214139279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107069636 + 107069637.

It is an arithmetic number, because the mean of its divisors is an integer number (107069637).

Almost surely, 2^214139273 is an apocalyptic number.

It is an amenable number.

214139273 is a deficient number, since it is larger than the sum of its proper divisors (1).

214139273 is an equidigital number, since it uses as much as digits as its factorization.

214139273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 214139273 is about 14633.4983172172. The cubic root of 214139273 is about 598.2721335352.

It can be divided in two parts, 214139 and 273, that added together give a palindrome (214412).

The spelling of 214139273 in words is "two hundred fourteen million, one hundred thirty-nine thousand, two hundred seventy-three".