3904961259971 has 2 divisors, whose sum is σ = 3904961259972. Its totient is φ = 3904961259970.

The previous prime is 3904961259937. The next prime is 3904961260099. The reversal of 3904961259971 is 1799521694093.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3904961259971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3904961259898 and 3904961259907.

It is not a weakly prime, because it can be changed into another prime (3904961259931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1952480629985 + 1952480629986.

It is an arithmetic number, because the mean of its divisors is an integer number (1952480629986).

Almost surely, 2^{3904961259971} is an apocalyptic number.

3904961259971 is a deficient number, since it is larger than the sum of its proper divisors (1).

3904961259971 is an equidigital number, since it uses as much as digits as its factorization.

3904961259971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33067440, while the sum is 65.

The spelling of 3904961259971 in words is "three trillion, nine hundred four billion, nine hundred sixty-one million, two hundred fifty-nine thousand, nine hundred seventy-one".