4005260377 has 2 divisors, whose sum is σ = 4005260378. Its totient is φ = 4005260376.

The previous prime is 4005260359. The next prime is 4005260423. The reversal of 4005260377 is 7730625004.

It is a happy number.

4005260377 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 can be written as a sum of positive squares in only one way, i.e., 3321908496 + 683351881 = 57636^2 + 26141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4005260377 is a prime.

It is a super-2 number, since 2×4005260377² = 32084221375132364258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4005260317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002630188 + 2002630189.

It is an arithmetic number, because the mean of its divisors is an integer number (2002630189).

Almost surely, 2^4005260377 is an apocalyptic number.

It is an amenable number.

4005260377 is a deficient number, since it is larger than the sum of its proper divisors (1).

4005260377 is an equidigital number, since it uses as much as digits as its factorization.

4005260377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 4005260377 is about 63287.1264713449. The cubic root of 4005260377 is about 1588.0966078154.

The spelling of 4005260377 in words is "four billion, five million, two hundred sixty thousand, three hundred seventy-seven".