126000859 has 4 divisors (see below), whose sum is σ = 126907480. Its totient is φ = 125094240.

The previous prime is 126000851. The next prime is 126000863. The reversal of 126000859 is 958000621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126000859 - 2³ = 126000851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126000859.

It is not an unprimeable number, because it can be changed into a prime (126000851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453102 + ... + 453379.

It is an arithmetic number, because the mean of its divisors is an integer number (31726870).

Almost surely, 2^126000859 is an apocalyptic number.

126000859 is a deficient number, since it is larger than the sum of its proper divisors (906621).

126000859 is an equidigital number, since it uses as much as digits as its factorization.

126000859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906620.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 126000859 is about 11225.0104231577. The cubic root of 126000859 is about 501.3309327592.

The spelling of 126000859 in words is "one hundred twenty-six million, eight hundred fifty-nine", and thus it is an aban number.