26157413 has 2 divisors, whose sum is σ = 26157414. Its totient is φ = 26157412.

The previous prime is 26157389. The next prime is 26157421. The reversal of 26157413 is 31475162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17960644 + 8196769 = 4238^2 + 2863^2 .

It is a cyclic number.

It is not a de Polignac number, because 26157413 - 2¹⁸ = 25895269 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26154413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13078706 + 13078707.

It is an arithmetic number, because the mean of its divisors is an integer number (13078707).

Almost surely, 2^26157413 is an apocalyptic number.

It is an amenable number.

26157413 is a deficient number, since it is larger than the sum of its proper divisors (1).

26157413 is an equidigital number, since it uses as much as digits as its factorization.

26157413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 26157413 is about 5114.4318355024. The cubic root of 26157413 is about 296.8462702096.

The spelling of 26157413 in words is "twenty-six million, one hundred fifty-seven thousand, four hundred thirteen".