26113091 has 4 divisors (see below), whose sum is σ = 26136384. Its totient is φ = 26089800.

The previous prime is 26113081. The next prime is 26113097. The reversal of 26113091 is 19031162.

It is a happy number.

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 26113091 - 2¹⁰ = 26112067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26113097) 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, 9875 + ... + 12236.

It is an arithmetic number, because the mean of its divisors is an integer number (6534096).

Almost surely, 2^26113091 is an apocalyptic number.

26113091 is a deficient number, since it is larger than the sum of its proper divisors (23293).

26113091 is a wasteful number, since it uses less digits than its factorization.

26113091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23292.

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

The square root of 26113091 is about 5110.0969658119. The cubic root of 26113091 is about 296.6785133229.

The spelling of 26113091 in words is "twenty-six million, one hundred thirteen thousand, ninety-one".