3949003 has 2 divisors, whose sum is σ = 3949004. Its totient is φ = 3949002.

The previous prime is 3948953. The next prime is 3949007. The reversal of 3949003 is 3009493.

3949003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3949003 - 2²¹ = 1851851 is a prime.

3949003 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3949007) 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 as a sum of consecutive naturals, namely, 1974501 + 1974502.

It is an arithmetic number, because the mean of its divisors is an integer number (1974502).

Almost surely, 2^3949003 is an apocalyptic number.

3949003 is a deficient number, since it is larger than the sum of its proper divisors (1).

3949003 is an equidigital number, since it uses as much as digits as its factorization.

3949003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 3949003 is about 1987.2098530352. The cubic root of 3949003 is about 158.0626120486.

The spelling of 3949003 in words is "three million, nine hundred forty-nine thousand, three".