4091280077 has 2 divisors, whose sum is σ = 4091280078. Its totient is φ = 4091280076.

The previous prime is 4091280029. The next prime is 4091280119. The reversal of 4091280077 is 7700821904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2878429801 + 1212850276 = 53651^2 + 34826^2 .

It is a cyclic number.

It is not a de Polignac number, because 4091280077 - 2¹⁰ = 4091279053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4091280077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4091280377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045640038 + 2045640039.

It is an arithmetic number, because the mean of its divisors is an integer number (2045640039).

Almost surely, 2^4091280077 is an apocalyptic number.

It is an amenable number.

4091280077 is a deficient number, since it is larger than the sum of its proper divisors (1).

4091280077 is an equidigital number, since it uses as much as digits as its factorization.

4091280077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 4091280077 is about 63963.1149726153. The cubic root of 4091280077 is about 1599.3851904788.

The spelling of 4091280077 in words is "four billion, ninety-one million, two hundred eighty thousand, seventy-seven".