213209063 has 2 divisors, whose sum is σ = 213209064. Its totient is φ = 213209062.

The previous prime is 213209047. The next prime is 213209107. The reversal of 213209063 is 360902312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213209063 - 2⁴ = 213209047 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 (213209033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106604531 + 106604532.

It is an arithmetic number, because the mean of its divisors is an integer number (106604532).

Almost surely, 2^213209063 is an apocalyptic number.

213209063 is a deficient number, since it is larger than the sum of its proper divisors (1).

213209063 is an equidigital number, since it uses as much as digits as its factorization.

213209063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 213209063 is about 14601.6801430520. The cubic root of 213209063 is about 597.4045883259.

The spelling of 213209063 in words is "two hundred thirteen million, two hundred nine thousand, sixty-three".