127134269 has 2 divisors, whose sum is σ = 127134270. Its totient is φ = 127134268.

The previous prime is 127134253. The next prime is 127134281. The reversal of 127134269 is 962431721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124590244 + 2544025 = 11162^2 + 1595^2 .

It is a cyclic number.

It is not a de Polignac number, because 127134269 - 2⁴ = 127134253 is a prime.

It is a super-2 number, since 2×127134269² = 32326244708328722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127134769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63567134 + 63567135.

It is an arithmetic number, because the mean of its divisors is an integer number (63567135).

Almost surely, 2^127134269 is an apocalyptic number.

It is an amenable number.

127134269 is a deficient number, since it is larger than the sum of its proper divisors (1).

127134269 is an equidigital number, since it uses as much as digits as its factorization.

127134269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 127134269 is about 11275.3833194264. The cubic root of 127134269 is about 502.8296479757.

The spelling of 127134269 in words is "one hundred twenty-seven million, one hundred thirty-four thousand, two hundred sixty-nine".