3943101 has 16 divisors (see below), whose sum is σ = 5535360. Its totient is φ = 2493120.

The previous prime is 3943091. The next prime is 3943103. The reversal of 3943101 is 1013493.

It is not a de Polignac number, because 3943101 - 2¹¹ = 3941053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4936 + ... + 5678.

It is an arithmetic number, because the mean of its divisors is an integer number (345960).

Almost surely, 2^3943101 is an apocalyptic number.

It is an amenable number.

3943101 is a deficient number, since it is larger than the sum of its proper divisors (1592259).

3943101 is a wasteful number, since it uses less digits than its factorization.

3943101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 3943101 is about 1985.7243011053. The cubic root of 3943101 is about 157.9838283935.

Adding to 3943101 its reverse (1013493), we get a palindrome (4956594).

The spelling of 3943101 in words is "three million, nine hundred forty-three thousand, one hundred one".