126294269 has 2 divisors, whose sum is σ = 126294270. Its totient is φ = 126294268.

The previous prime is 126294257. The next prime is 126294277. The reversal of 126294269 is 962492621.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63409369 + 62884900 = 7963^2 + 7930^2 .

It is a cyclic number.

It is not a de Polignac number, because 126294269 - 2¹⁶ = 126228733 is a prime.

It is a super-2 number, since 2×126294269² = 31900484764488722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126294229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63147134 + 63147135.

It is an arithmetic number, because the mean of its divisors is an integer number (63147135).

Almost surely, 2^126294269 is an apocalyptic number.

It is an amenable number.

126294269 is a deficient number, since it is larger than the sum of its proper divisors (1).

126294269 is an equidigital number, since it uses as much as digits as its factorization.

126294269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 126294269 is about 11238.0722991090. The cubic root of 126294269 is about 501.7197700004.

The spelling of 126294269 in words is "one hundred twenty-six million, two hundred ninety-four thousand, two hundred sixty-nine".