4047080749 has 2 divisors, whose sum is σ = 4047080750. Its totient is φ = 4047080748.

The previous prime is 4047080701. The next prime is 4047080773. The reversal of 4047080749 is 9470807404.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3295334025 + 751746724 = 57405^2 + 27418^2 .

It is a cyclic number.

It is not a de Polignac number, because 4047080749 - 2¹⁵ = 4047047981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4047020749) 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 as a sum of consecutive naturals, namely, 2023540374 + 2023540375.

It is an arithmetic number, because the mean of its divisors is an integer number (2023540375).

Almost surely, 2^4047080749 is an apocalyptic number.

It is an amenable number.

4047080749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4047080749 is an equidigital number, since it uses as much as digits as its factorization.

4047080749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 4047080749 is about 63616.6703702732. The cubic root of 4047080749 is about 1593.6047781271.

The spelling of 4047080749 in words is "four billion, forty-seven million, eighty thousand, seven hundred forty-nine".