3943103 has 2 divisors, whose sum is σ = 3943104. Its totient is φ = 3943102.

The previous prime is 3943091. The next prime is 3943109. The reversal of 3943103 is 3013493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3943103 - 2⁴ = 3943087 is a prime.

It is a super-2 number, since 2×3943103² = 31096122537218, which contains 22 as substring.

It is a Chen prime.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3943109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1971551 + 1971552.

It is an arithmetic number, because the mean of its divisors is an integer number (1971552).

Almost surely, 2^3943103 is an apocalyptic number.

3943103 is a deficient number, since it is larger than the sum of its proper divisors (1).

3943103 is an equidigital number, since it uses as much as digits as its factorization.

3943103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3943103 is about 1985.7248046998. The cubic root of 3943103 is about 157.9838551040.

Adding to 3943103 its reverse (3013493), we get a palindrome (6956596).

The spelling of 3943103 in words is "three million, nine hundred forty-three thousand, one hundred three".