3968011 has 2 divisors, whose sum is σ = 3968012. Its totient is φ = 3968010.

The previous prime is 3968009. The next prime is 3968023. The reversal of 3968011 is 1108693.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1108693) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3968011 - 2¹ = 3968009 is a prime.

It is a super-2 number, since 2×3968011² = 31490222592242, which contains 22 as substring.

Together with 3968009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3968071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1984005 + 1984006.

It is an arithmetic number, because the mean of its divisors is an integer number (1984006).

Almost surely, 2^3968011 is an apocalyptic number.

3968011 is a deficient number, since it is larger than the sum of its proper divisors (1).

3968011 is an equidigital number, since it uses as much as digits as its factorization.

3968011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 3968011 is about 1991.9866967427. The cubic root of 3968011 is about 158.3158106801.

The spelling of 3968011 in words is "three million, nine hundred sixty-eight thousand, eleven".