212275463 has 2 divisors, whose sum is σ = 212275464. Its totient is φ = 212275462.

The previous prime is 212275433. The next prime is 212275471. The reversal of 212275463 is 364572212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212275463 - 2⁸ = 212275207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212275433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106137731 + 106137732.

It is an arithmetic number, because the mean of its divisors is an integer number (106137732).

Almost surely, 2^212275463 is an apocalyptic number.

212275463 is a deficient number, since it is larger than the sum of its proper divisors (1).

212275463 is an equidigital number, since it uses as much as digits as its factorization.

212275463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 32.

The square root of 212275463 is about 14569.6761460233. The cubic root of 212275463 is about 596.5313406085.

The spelling of 212275463 in words is "two hundred twelve million, two hundred seventy-five thousand, four hundred sixty-three".