3201071 has 4 divisors (see below), whose sum is σ = 3340272. Its totient is φ = 3061872.

The previous prime is 3201067. The next prime is 3201103. The reversal of 3201071 is 1701023.

3201071 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 not a de Polignac number, because 3201071 - 2² = 3201067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201271) 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, 69566 + ... + 69611.

It is an arithmetic number, because the mean of its divisors is an integer number (835068).

Almost surely, 2^3201071 is an apocalyptic number.

3201071 is a deficient number, since it is larger than the sum of its proper divisors (139201).

3201071 is a wasteful number, since it uses less digits than its factorization.

3201071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139200.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 3201071 is about 1789.1537105570. The cubic root of 3201071 is about 147.3776981024.

Adding to 3201071 its reverse (1701023), we get a palindrome (4902094).

The spelling of 3201071 in words is "three million, two hundred one thousand, seventy-one".