20259103 has 2 divisors, whose sum is σ = 20259104. Its totient is φ = 20259102.

The previous prime is 20259097. The next prime is 20259133. The reversal of 20259103 is 30195202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20259103 - 2⁹ = 20258591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20259133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10129551 + 10129552.

It is an arithmetic number, because the mean of its divisors is an integer number (10129552).

Almost surely, 2^20259103 is an apocalyptic number.

20259103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20259103 is an equidigital number, since it uses as much as digits as its factorization.

20259103 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 20259103 is about 4501.0113308011. The cubic root of 20259103 is about 272.6089253959.

The spelling of 20259103 in words is "twenty million, two hundred fifty-nine thousand, one hundred three".