3905163761 has 2 divisors, whose sum is σ = 3905163762. Its totient is φ = 3905163760.

The previous prime is 3905163709. The next prime is 3905163791. The reversal of 3905163761 is 1673615093.

3905163761 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3042625600 + 862538161 = 55160^2 + 29369^2 .

It is a cyclic number.

It is not a de Polignac number, because 3905163761 - 2²⁶ = 3838054897 is a prime.

It is not a weakly prime, because it can be changed into another prime (3905163791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1952581880 + 1952581881.

It is an arithmetic number, because the mean of its divisors is an integer number (1952581881).

Almost surely, 2^3905163761 is an apocalyptic number.

It is an amenable number.

3905163761 is a deficient number, since it is larger than the sum of its proper divisors (1).

3905163761 is an equidigital number, since it uses as much as digits as its factorization.

3905163761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 3905163761 is about 62491.3094837994. The cubic root of 3905163761 is about 1574.7553174611.

The spelling of 3905163761 in words is "three billion, nine hundred five million, one hundred sixty-three thousand, seven hundred sixty-one".