212000539 has 2 divisors, whose sum is σ = 212000540. Its totient is φ = 212000538.

The previous prime is 212000501. The next prime is 212000567. The reversal of 212000539 is 935000212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212000539 - 2¹⁵ = 211967771 is a prime.

It is not a weakly prime, because it can be changed into another prime (212000339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106000269 + 106000270.

It is an arithmetic number, because the mean of its divisors is an integer number (106000270).

Almost surely, 2^212000539 is an apocalyptic number.

212000539 is a deficient number, since it is larger than the sum of its proper divisors (1).

212000539 is an equidigital number, since it uses as much as digits as its factorization.

212000539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 212000539 is about 14560.2382878853. The cubic root of 212000539 is about 596.2737011061.

The spelling of 212000539 in words is "two hundred twelve million, five hundred thirty-nine", and thus it is an aban number.