212065703 has 2 divisors, whose sum is σ = 212065704. Its totient is φ = 212065702.

The previous prime is 212065691. The next prime is 212065717. The reversal of 212065703 is 307560212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212065703 - 2⁴ = 212065687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212065753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106032851 + 106032852.

It is an arithmetic number, because the mean of its divisors is an integer number (106032852).

Almost surely, 2^212065703 is an apocalyptic number.

212065703 is a deficient number, since it is larger than the sum of its proper divisors (1).

212065703 is an equidigital number, since it uses as much as digits as its factorization.

212065703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 212065703 is about 14562.4758540572. The cubic root of 212065703 is about 596.3347883707.

The spelling of 212065703 in words is "two hundred twelve million, sixty-five thousand, seven hundred three".