126043006 has 4 divisors (see below), whose sum is σ = 189064512. Its totient is φ = 63021502.

The previous prime is 126042991. The next prime is 126043031. The reversal of 126043006 is 600340621.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31510750 + ... + 31510753.

It is an arithmetic number, because the mean of its divisors is an integer number (47266128).

Almost surely, 2^126043006 is an apocalyptic number.

126043006 is a deficient number, since it is larger than the sum of its proper divisors (63021506).

126043006 is an equidigital number, since it uses as much as digits as its factorization.

126043006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63021505.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 126043006 is about 11226.8876363844. The cubic root of 126043006 is about 501.3868245457.

Adding to 126043006 its reverse (600340621), we get a palindrome (726383627).

The spelling of 126043006 in words is "one hundred twenty-six million, forty-three thousand, six".