135926269 has 2 divisors, whose sum is σ = 135926270. Its totient is φ = 135926268.

The previous prime is 135926267. The next prime is 135926321. The reversal of 135926269 is 962629531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76790169 + 59136100 = 8763^2 + 7690^2 .

It is a cyclic number.

It is not a de Polignac number, because 135926269 - 2¹ = 135926267 is a prime.

It is a super-2 number, since 2×135926269² = 36951901208520722, which contains 22 as substring.

Together with 135926267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135926267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67963134 + 67963135.

It is an arithmetic number, because the mean of its divisors is an integer number (67963135).

Almost surely, 2^135926269 is an apocalyptic number.

It is an amenable number.

135926269 is a deficient number, since it is larger than the sum of its proper divisors (1).

135926269 is an equidigital number, since it uses as much as digits as its factorization.

135926269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 43.

The square root of 135926269 is about 11658.7421705774. The cubic root of 135926269 is about 514.1633684094.

The spelling of 135926269 in words is "one hundred thirty-five million, nine hundred twenty-six thousand, two hundred sixty-nine".