13426117 has 2 divisors, whose sum is σ = 13426118. Its totient is φ = 13426116.

The previous prime is 13426097. The next prime is 13426121. The reversal of 13426117 is 71162431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12047841 + 1378276 = 3471^2 + 1174^2 .

It is a cyclic number.

It is not a de Polignac number, because 13426117 - 2¹⁵ = 13393349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13426091 and 13426100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13426187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6713058 + 6713059.

It is an arithmetic number, because the mean of its divisors is an integer number (6713059).

Almost surely, 2^13426117 is an apocalyptic number.

It is an amenable number.

13426117 is a deficient number, since it is larger than the sum of its proper divisors (1).

13426117 is an equidigital number, since it uses as much as digits as its factorization.

13426117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 13426117 is about 3664.1666173906. The cubic root of 13426117 is about 237.6749853546.

Adding to 13426117 its reverse (71162431), we get a palindrome (84588548).

The spelling of 13426117 in words is "thirteen million, four hundred twenty-six thousand, one hundred seventeen".