3543971 has 4 divisors (see below), whose sum is σ = 3639792. Its totient is φ = 3448152.

The previous prime is 3543959. The next prime is 3543979. The reversal of 3543971 is 1793453.

It is a happy number.

3543971 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, and also an emirpimes, since its reverse is a distinct semiprime: 1793453 = 293 ⋅6121.

It is a cyclic number.

It is not a de Polignac number, because 3543971 - 2¹⁸ = 3281827 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (3543979) 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, 47855 + ... + 47928.

It is an arithmetic number, because the mean of its divisors is an integer number (909948).

Almost surely, 2^3543971 is an apocalyptic number.

3543971 is a deficient number, since it is larger than the sum of its proper divisors (95821).

3543971 is an equidigital number, since it uses as much as digits as its factorization.

3543971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95820.

The product of its digits is 11340, while the sum is 32.

The square root of 3543971 is about 1882.5437577916. The cubic root of 3543971 is about 152.4626227487.

The spelling of 3543971 in words is "three million, five hundred forty-three thousand, nine hundred seventy-one".