20089367 has 2 divisors, whose sum is σ = 20089368. Its totient is φ = 20089366.

The previous prime is 20089339. The next prime is 20089369. The reversal of 20089367 is 76398002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20089367 - 2²⁴ = 3312151 is a prime.

Together with 20089369, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1275947 and since 20089367 and 1275947 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20089369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10044683 + 10044684.

It is an arithmetic number, because the mean of its divisors is an integer number (10044684).

Almost surely, 2^20089367 is an apocalyptic number.

20089367 is a deficient number, since it is larger than the sum of its proper divisors (1).

20089367 is an equidigital number, since it uses as much as digits as its factorization.

20089367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 20089367 is about 4482.1163527959. The cubic root of 20089367 is about 271.8454598988.

The spelling of 20089367 in words is "twenty million, eighty-nine thousand, three hundred sixty-seven".