26613117 has 12 divisors (see below), whose sum is σ = 39865280. Its totient is φ = 17741916.

The previous prime is 26613107. The next prime is 26613131. The reversal of 26613117 is 71131662.

It is not a de Polignac number, because 26613117 - 2¹⁵ = 26580349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26613107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54517 + ... + 55002.

Almost surely, 2^26613117 is an apocalyptic number.

26613117 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

26613117 is a deficient number, since it is larger than the sum of its proper divisors (13252163).

26613117 is an equidigital number, since it uses as much as digits as its factorization.

26613117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109534 (or 109522 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 26613117 is about 5158.7902651688. The cubic root of 26613117 is about 298.5602009839.

Adding to 26613117 its reverse (71131662), we get a palindrome (97744779).

It can be divided in two parts, 2661 and 3117, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 26613117 in words is "twenty-six million, six hundred thirteen thousand, one hundred seventeen".