126043304001 has 4 divisors (see below), whose sum is σ = 168057738672. Its totient is φ = 84028869332.

The previous prime is 126043303993. The next prime is 126043304063. The reversal of 126043304001 is 100403340621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 126043304001 - 2³ = 126043303993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126043304501) 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, 21007217331 + ... + 21007217336.

It is an arithmetic number, because the mean of its divisors is an integer number (42014434668).

Almost surely, 2^126043304001 is an apocalyptic number.

It is an amenable number.

126043304001 is a deficient number, since it is larger than the sum of its proper divisors (42014434671).

126043304001 is an equidigital number, since it uses as much as digits as its factorization.

126043304001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42014434670.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 126043304001 its reverse (100403340621), we get a palindrome (226446644622).

The spelling of 126043304001 in words is "one hundred twenty-six billion, forty-three million, three hundred four thousand, one".