126466563 has 8 divisors (see below), whose sum is σ = 170360848. Its totient is φ = 83441664.

The previous prime is 126466547. The next prime is 126466573. The reversal of 126466563 is 365664621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126466563 - 2⁴ = 126466547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126466513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217006 + ... + 217587.

It is an arithmetic number, because the mean of its divisors is an integer number (21295106).

Almost surely, 2^126466563 is an apocalyptic number.

126466563 is a deficient number, since it is larger than the sum of its proper divisors (43894285).

126466563 is an equidigital number, since it uses as much as digits as its factorization.

126466563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434693.

The product of its digits is 155520, while the sum is 39.

The square root of 126466563 is about 11245.7353250021. The cubic root of 126466563 is about 501.9478194785.

The spelling of 126466563 in words is "one hundred twenty-six million, four hundred sixty-six thousand, five hundred sixty-three".