126294073 has 2 divisors, whose sum is σ = 126294074. Its totient is φ = 126294072.

The previous prime is 126294059. The next prime is 126294089. The reversal of 126294073 is 370492621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95413824 + 30880249 = 9768^2 + 5557^2 .

It is a cyclic number.

It is not a de Polignac number, because 126294073 - 2⁵ = 126294041 is a prime.

It is not a weakly prime, because it can be changed into another prime (126291073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63147036 + 63147037.

It is an arithmetic number, because the mean of its divisors is an integer number (63147037).

Almost surely, 2^126294073 is an apocalyptic number.

It is an amenable number.

126294073 is a deficient number, since it is larger than the sum of its proper divisors (1).

126294073 is an equidigital number, since it uses as much as digits as its factorization.

126294073 is an odious number, because the sum of its binary digits is odd.

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

The square root of 126294073 is about 11238.0635787488. The cubic root of 126294073 is about 501.7195104554.

The spelling of 126294073 in words is "one hundred twenty-six million, two hundred ninety-four thousand, seventy-three".