2602121 has 2 divisors, whose sum is σ = 2602122. Its totient is φ = 2602120.

The previous prime is 2602111. The next prime is 2602163. The reversal of 2602121 is 1212062.

2602121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2446096 + 156025 = 1564^2 + 395^2 .

It is a cyclic number.

It is not a de Polignac number, because 2602121 - 2⁶ = 2602057 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2602096 and 2602105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2602111) 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, 1301060 + 1301061.

It is an arithmetic number, because the mean of its divisors is an integer number (1301061).

2^2602121 is an apocalyptic number.

It is an amenable number.

2602121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2602121 is an equidigital number, since it uses as much as digits as its factorization.

2602121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2602121 is about 1613.1091097629. The cubic root of 2602121 is about 137.5442678402.

Adding to 2602121 its reverse (1212062), we get a palindrome (3814183).

The spelling of 2602121 in words is "two million, six hundred two thousand, one hundred twenty-one".