126463441 has 4 divisors (see below), whose sum is σ = 136191412. Its totient is φ = 116735472.

The previous prime is 126463439. The next prime is 126463471. The reversal of 126463441 is 144364621.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27878400 + 98585041 = 5280^2 + 9929^2 .

It is a cyclic number.

It is not a de Polignac number, because 126463441 - 2¹ = 126463439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126463471) 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, 4863966 + ... + 4863991.

It is an arithmetic number, because the mean of its divisors is an integer number (34047853).

Almost surely, 2^126463441 is an apocalyptic number.

It is an amenable number.

126463441 is a deficient number, since it is larger than the sum of its proper divisors (9727971).

126463441 is an equidigital number, since it uses as much as digits as its factorization.

126463441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9727970.

The product of its digits is 13824, while the sum is 31.

The square root of 126463441 is about 11245.5965159702. The cubic root of 126463441 is about 501.9436890218.

The spelling of 126463441 in words is "one hundred twenty-six million, four hundred sixty-three thousand, four hundred forty-one".