3604121 has 2 divisors, whose sum is σ = 3604122. Its totient is φ = 3604120.

The previous prime is 3604099. The next prime is 3604127. The reversal of 3604121 is 1214063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2190400 + 1413721 = 1480^2 + 1189^2 .

It is a cyclic number.

It is not a de Polignac number, because 3604121 - 2⁶ = 3604057 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3604121.

It is not a weakly prime, because it can be changed into another prime (3604127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1802060 + 1802061.

It is an arithmetic number, because the mean of its divisors is an integer number (1802061).

Almost surely, 2^3604121 is an apocalyptic number.

It is an amenable number.

3604121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3604121 is an equidigital number, since it uses as much as digits as its factorization.

3604121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3604121 is about 1898.4522643459. The cubic root of 3604121 is about 153.3203449406.

Adding to 3604121 its reverse (1214063), we get a palindrome (4818184).

The spelling of 3604121 in words is "three million, six hundred four thousand, one hundred twenty-one".