126238367 has 2 divisors, whose sum is σ = 126238368. Its totient is φ = 126238366.

The previous prime is 126238351. The next prime is 126238391. The reversal of 126238367 is 763832621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126238367 - 2⁴ = 126238351 is a prime.

It is a super-2 number, since 2×126238367² = 31872250605653378, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126238367.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126238267) 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, 63119183 + 63119184.

It is an arithmetic number, because the mean of its divisors is an integer number (63119184).

Almost surely, 2^126238367 is an apocalyptic number.

126238367 is a deficient number, since it is larger than the sum of its proper divisors (1).

126238367 is an equidigital number, since it uses as much as digits as its factorization.

126238367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 126238367 is about 11235.5848534912. The cubic root of 126238367 is about 501.6457331814.

The spelling of 126238367 in words is "one hundred twenty-six million, two hundred thirty-eight thousand, three hundred sixty-seven".