126806593 has 2 divisors, whose sum is σ = 126806594. Its totient is φ = 126806592.

The previous prime is 126806573. The next prime is 126806623. The reversal of 126806593 is 395608621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96589584 + 30217009 = 9828^2 + 5497^2 .

It is a cyclic number.

It is not a de Polignac number, because 126806593 - 2²⁵ = 93252161 is a prime.

It is not a weakly prime, because it can be changed into another prime (126806573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63403296 + 63403297.

It is an arithmetic number, because the mean of its divisors is an integer number (63403297).

Almost surely, 2^126806593 is an apocalyptic number.

It is an amenable number.

126806593 is a deficient number, since it is larger than the sum of its proper divisors (1).

126806593 is an equidigital number, since it uses as much as digits as its factorization.

126806593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 126806593 is about 11260.8433520763. The cubic root of 126806593 is about 502.3972784098.

The spelling of 126806593 in words is "one hundred twenty-six million, eight hundred six thousand, five hundred ninety-three".