126893759 has 2 divisors, whose sum is σ = 126893760. Its totient is φ = 126893758.

The previous prime is 126893717. The next prime is 126893773. The reversal of 126893759 is 957398621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126893759 - 2¹² = 126889663 is a prime.

It is a super-2 number, since 2×126893759² = 32204052146300162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126893059) 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, 63446879 + 63446880.

It is an arithmetic number, because the mean of its divisors is an integer number (63446880).

Almost surely, 2^126893759 is an apocalyptic number.

126893759 is a deficient number, since it is larger than the sum of its proper divisors (1).

126893759 is an equidigital number, since it uses as much as digits as its factorization.

126893759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 50.

The square root of 126893759 is about 11264.7130012264. The cubic root of 126893759 is about 502.5123668813.

The spelling of 126893759 in words is "one hundred twenty-six million, eight hundred ninety-three thousand, seven hundred fifty-nine".