126450010003 has 4 divisors (see below), whose sum is σ = 126623944720. Its totient is φ = 126276075288.

The previous prime is 126450009991. The next prime is 126450010033. The reversal of 126450010003 is 300010054621.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126450010003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126450010033) 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, 86966268 + ... + 86967721.

It is an arithmetic number, because the mean of its divisors is an integer number (31655986180).

Almost surely, 2^126450010003 is an apocalyptic number.

126450010003 is a deficient number, since it is larger than the sum of its proper divisors (173934717).

126450010003 is an equidigital number, since it uses as much as digits as its factorization.

126450010003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173934716.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 126450010003 its reverse (300010054621), we get a palindrome (426460064624).

The spelling of 126450010003 in words is "one hundred twenty-six billion, four hundred fifty million, ten thousand, three".