26113109 has 4 divisors (see below), whose sum is σ = 28487040. Its totient is φ = 23739180.

The previous prime is 26113097. The next prime is 26113121. The reversal of 26113109 is 90131162.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (26113097) and next prime (26113121).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26113109 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 (26113189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186949 + ... + 1186970.

It is an arithmetic number, because the mean of its divisors is an integer number (7121760).

Almost surely, 2^26113109 is an apocalyptic number.

It is an amenable number.

26113109 is a deficient number, since it is larger than the sum of its proper divisors (2373931).

26113109 is a wasteful number, since it uses less digits than its factorization.

26113109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373930.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 26113109 is about 5110.0987270306. The cubic root of 26113109 is about 296.6785814906.

The spelling of 26113109 in words is "twenty-six million, one hundred thirteen thousand, one hundred nine".