26256103 has 4 divisors (see below), whose sum is σ = 26284608. Its totient is φ = 26227600.

The previous prime is 26256077. The next prime is 26256149. The reversal of 26256103 is 30165262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26256103 - 2¹⁷ = 26125031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26236103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12823 + ... + 14728.

It is an arithmetic number, because the mean of its divisors is an integer number (6571152).

Almost surely, 2^26256103 is an apocalyptic number.

26256103 is a deficient number, since it is larger than the sum of its proper divisors (28505).

26256103 is an equidigital number, since it uses as much as digits as its factorization.

26256103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28504.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 26256103 is about 5124.0709401803. The cubic root of 26256103 is about 297.2191280793.

It can be divided in two parts, 262 and 56103, that added together give a palindrome (56365).

The spelling of 26256103 in words is "twenty-six million, two hundred fifty-six thousand, one hundred three".