20348359 has 2 divisors, whose sum is σ = 20348360. Its totient is φ = 20348358.

The previous prime is 20348357. The next prime is 20348429. The reversal of 20348359 is 95384302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20348359 - 2¹ = 20348357 is a prime.

Together with 20348357, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20348351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10174179 + 10174180.

It is an arithmetic number, because the mean of its divisors is an integer number (10174180).

Almost surely, 2^20348359 is an apocalyptic number.

20348359 is a deficient number, since it is larger than the sum of its proper divisors (1).

20348359 is an equidigital number, since it uses as much as digits as its factorization.

20348359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 20348359 is about 4510.9155390009. The cubic root of 20348359 is about 273.0086853807.

The spelling of 20348359 in words is "twenty million, three hundred forty-eight thousand, three hundred fifty-nine".