4522811491 has 4 divisors (see below), whose sum is σ = 4933976184. Its totient is φ = 4111646800.

The previous prime is 4522811477. The next prime is 4522811543. The reversal of 4522811491 is 1941182254.

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

It is a cyclic number.

It is not a de Polignac number, because 4522811491 - 2⁵ = 4522811459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4522811491.

It is not an unprimeable number, because it can be changed into a prime (4522511491) 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 3 ways as a sum of consecutive naturals, for example, 205582330 + ... + 205582351.

It is an arithmetic number, because the mean of its divisors is an integer number (1233494046).

Almost surely, 2^4522811491 is an apocalyptic number.

4522811491 is a deficient number, since it is larger than the sum of its proper divisors (411164693).

4522811491 is a wasteful number, since it uses less digits than its factorization.

4522811491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411164692.

The product of its digits is 23040, while the sum is 37.

The square root of 4522811491 is about 67251.8512087214. The cubic root of 4522811491 is about 1653.7486232082.

The spelling of 4522811491 in words is "four billion, five hundred twenty-two million, eight hundred eleven thousand, four hundred ninety-one".