3951011 has 4 divisors (see below), whose sum is σ = 3957024. Its totient is φ = 3945000.

The previous prime is 3951001. The next prime is 3951023. The reversal of 3951011 is 1101593.

3951011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3951011 is a prime.

It is a super-2 number, since 2×3951011² = 31220975844242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3951001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880 + ... + 3381.

It is an arithmetic number, because the mean of its divisors is an integer number (989256).

Almost surely, 2^3951011 is an apocalyptic number.

3951011 is a deficient number, since it is larger than the sum of its proper divisors (6013).

3951011 is an equidigital number, since it uses as much as digits as its factorization.

3951011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6012.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 3951011 is about 1987.7150198155. The cubic root of 3951011 is about 158.0893982142.

The spelling of 3951011 in words is "three million, nine hundred fifty-one thousand, eleven".