126326623 has 2 divisors, whose sum is σ = 126326624. Its totient is φ = 126326622.

The previous prime is 126326579. The next prime is 126326653. The reversal of 126326623 is 326623621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126326623 - 2²¹ = 124229471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126326653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63163311 + 63163312.

It is an arithmetic number, because the mean of its divisors is an integer number (63163312).

Almost surely, 2^126326623 is an apocalyptic number.

126326623 is a deficient number, since it is larger than the sum of its proper divisors (1).

126326623 is an equidigital number, since it uses as much as digits as its factorization.

126326623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 126326623 is about 11239.5116886811. The cubic root of 126326623 is about 501.7626097788.

The spelling of 126326623 in words is "one hundred twenty-six million, three hundred twenty-six thousand, six hundred twenty-three".