126326671 has 2 divisors, whose sum is σ = 126326672. Its totient is φ = 126326670.

The previous prime is 126326653. The next prime is 126326693. The reversal of 126326671 is 176623621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126326671 - 2²¹ = 124229519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126326471) 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, 63163335 + 63163336.

It is an arithmetic number, because the mean of its divisors is an integer number (63163336).

Almost surely, 2^126326671 is an apocalyptic number.

126326671 is a deficient number, since it is larger than the sum of its proper divisors (1).

126326671 is an equidigital number, since it uses as much as digits as its factorization.

126326671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 126326671 is about 11239.5138240050. The cubic root of 126326671 is about 501.7626733299.

The spelling of 126326671 in words is "one hundred twenty-six million, three hundred twenty-six thousand, six hundred seventy-one".