26026157 has 2 divisors, whose sum is σ = 26026158. Its totient is φ = 26026156.

The previous prime is 26026153. The next prime is 26026159. The reversal of 26026157 is 75162062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19193161 + 6832996 = 4381^2 + 2614^2 .

It is a cyclic number.

It is not a de Polignac number, because 26026157 - 2² = 26026153 is a prime.

Together with 26026159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26026151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13013078 + 13013079.

It is an arithmetic number, because the mean of its divisors is an integer number (13013079).

Almost surely, 2^26026157 is an apocalyptic number.

It is an amenable number.

26026157 is a deficient number, since it is larger than the sum of its proper divisors (1).

26026157 is an equidigital number, since it uses as much as digits as its factorization.

26026157 is an odious number, because the sum of its binary digits is odd.

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

The square root of 26026157 is about 5101.5837736922. The cubic root of 26026157 is about 296.3489197102.

The spelling of 26026157 in words is "twenty-six million, twenty-six thousand, one hundred fifty-seven".