126271319 has 2 divisors, whose sum is σ = 126271320. Its totient is φ = 126271318.

The previous prime is 126271289. The next prime is 126271333. The reversal of 126271319 is 913172621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126271319 - 2¹² = 126267223 is a prime.

It is a super-2 number, since 2×126271319² = 31888892003999522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126279319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63135659 + 63135660.

It is an arithmetic number, because the mean of its divisors is an integer number (63135660).

Almost surely, 2^126271319 is an apocalyptic number.

126271319 is a deficient number, since it is larger than the sum of its proper divisors (1).

126271319 is an equidigital number, since it uses as much as digits as its factorization.

126271319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 32.

The square root of 126271319 is about 11237.0511701247. The cubic root of 126271319 is about 501.6893775782.

The spelling of 126271319 in words is "one hundred twenty-six million, two hundred seventy-one thousand, three hundred nineteen".