26012117 has 4 divisors (see below), whose sum is σ = 26325600. Its totient is φ = 25698636.

The previous prime is 26012113. The next prime is 26012137. The reversal of 26012117 is 71121062.

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 a cyclic number.

It is not a de Polignac number, because 26012117 - 2² = 26012113 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 (26012111) 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, 156617 + ... + 156782.

It is an arithmetic number, because the mean of its divisors is an integer number (6581400).

Almost surely, 2^26012117 is an apocalyptic number.

It is an amenable number.

26012117 is a deficient number, since it is larger than the sum of its proper divisors (313483).

26012117 is an equidigital number, since it uses as much as digits as its factorization.

26012117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313482.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 26012117 is about 5100.2075447966. The cubic root of 26012117 is about 296.2956209304.

Adding to 26012117 its reverse (71121062), we get a palindrome (97133179).

The spelling of 26012117 in words is "twenty-six million, twelve thousand, one hundred seventeen".