3901201 has 2 divisors, whose sum is σ = 3901202. Its totient is φ = 3901200.

The previous prime is 3901199. The next prime is 3901217. The reversal of 3901201 is 1021093.

3901201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3901217) can be obtained adding 3901201 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3900625 + 576 = 1975^2 + 24^2 .

It is an emirp because it is prime and its reverse (1021093) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3901201 - 2¹ = 3901199 is a prime.

Together with 3901199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3901301) 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, 1950600 + 1950601.

It is an arithmetic number, because the mean of its divisors is an integer number (1950601).

Almost surely, 2^3901201 is an apocalyptic number.

It is an amenable number.

3901201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3901201 is an equidigital number, since it uses as much as digits as its factorization.

3901201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 3901201 is about 1975.1458174018. The cubic root of 3901201 is about 157.4222476729.

Adding to 3901201 its reverse (1021093), we get a palindrome (4922294).

The spelling of 3901201 in words is "three million, nine hundred one thousand, two hundred one".