20967059 has 2 divisors, whose sum is σ = 20967060. Its totient is φ = 20967058.

The previous prime is 20967043. The next prime is 20967061. The reversal of 20967059 is 95076902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20967059 - 2⁴ = 20967043 is a prime.

It is a Sophie Germain prime.

Together with 20967061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20967259) 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, 10483529 + 10483530.

It is an arithmetic number, because the mean of its divisors is an integer number (10483530).

Almost surely, 2^20967059 is an apocalyptic number.

20967059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20967059 is an equidigital number, since it uses as much as digits as its factorization.

20967059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 20967059 is about 4578.9801266221. The cubic root of 20967059 is about 275.7480854439.

The spelling of 20967059 in words is "twenty million, nine hundred sixty-seven thousand, fifty-nine".