811441463 has 8 divisors (see below), whose sum is σ = 940423680. Its totient is φ = 685724760.

The previous prime is 811441451. The next prime is 811441507. The reversal of 811441463 is 364144118.

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

It is not a de Polignac number, because 811441463 - 2⁸ = 811441207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (811440463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815843 + ... + 816836.

It is an arithmetic number, because the mean of its divisors is an integer number (117552960).

Almost surely, 2^811441463 is an apocalyptic number.

811441463 is a deficient number, since it is larger than the sum of its proper divisors (128982217).

811441463 is a wasteful number, since it uses less digits than its factorization.

811441463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632757.

The product of its digits is 9216, while the sum is 32.

The square root of 811441463 is about 28485.8116085886. The cubic root of 811441463 is about 932.7223822081.

The spelling of 811441463 in words is "eight hundred eleven million, four hundred forty-one thousand, four hundred sixty-three".