212834263 has 2 divisors, whose sum is σ = 212834264. Its totient is φ = 212834262.

The previous prime is 212834233. The next prime is 212834287. The reversal of 212834263 is 362438212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212834263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212834233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106417131 + 106417132.

It is an arithmetic number, because the mean of its divisors is an integer number (106417132).

Almost surely, 2^212834263 is an apocalyptic number.

212834263 is a deficient number, since it is larger than the sum of its proper divisors (1).

212834263 is an equidigital number, since it uses as much as digits as its factorization.

212834263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 31.

The square root of 212834263 is about 14588.8403583013. The cubic root of 212834263 is about 597.0543240251.

The spelling of 212834263 in words is "two hundred twelve million, eight hundred thirty-four thousand, two hundred sixty-three".