26168413 has 2 divisors, whose sum is σ = 26168414. Its totient is φ = 26168412.

The previous prime is 26168341. The next prime is 26168449. The reversal of 26168413 is 31486162.

It is a happy number.

Together with previous prime (26168341) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15657849 + 10510564 = 3957^2 + 3242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26168413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26168113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13084206 + 13084207.

It is an arithmetic number, because the mean of its divisors is an integer number (13084207).

Almost surely, 2^26168413 is an apocalyptic number.

It is an amenable number.

26168413 is a deficient number, since it is larger than the sum of its proper divisors (1).

26168413 is an equidigital number, since it uses as much as digits as its factorization.

26168413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 31.

The square root of 26168413 is about 5115.5071107369. The cubic root of 26168413 is about 296.8878753862.

The spelling of 26168413 in words is "twenty-six million, one hundred sixty-eight thousand, four hundred thirteen".