212067967 has 2 divisors, whose sum is σ = 212067968. Its totient is φ = 212067966.

The previous prime is 212067943. The next prime is 212067971. The reversal of 212067967 is 769760212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212067967 - 2⁷ = 212067839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212067937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106033983 + 106033984.

It is an arithmetic number, because the mean of its divisors is an integer number (106033984).

Almost surely, 2^212067967 is an apocalyptic number.

212067967 is a deficient number, since it is larger than the sum of its proper divisors (1).

212067967 is an equidigital number, since it uses as much as digits as its factorization.

212067967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 212067967 is about 14562.5535878842. The cubic root of 212067967 is about 596.3369105072.

The spelling of 212067967 in words is "two hundred twelve million, sixty-seven thousand, nine hundred sixty-seven".