4481733491 has 2 divisors, whose sum is σ = 4481733492. Its totient is φ = 4481733490.

The previous prime is 4481733469. The next prime is 4481733533. The reversal of 4481733491 is 1943371844.

It is a happy number.

4481733491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4481733491 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4481733401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2240866745 + 2240866746.

It is an arithmetic number, because the mean of its divisors is an integer number (2240866746).

Almost surely, 2^4481733491 is an apocalyptic number.

4481733491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4481733491 is an equidigital number, since it uses as much as digits as its factorization.

4481733491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 4481733491 is about 66945.7503580324. The cubic root of 4481733491 is about 1648.7267178316.

The spelling of 4481733491 in words is "four billion, four hundred eighty-one million, seven hundred thirty-three thousand, four hundred ninety-one".