8602121 has 4 divisors (see below), whose sum is σ = 9384144. Its totient is φ = 7820100.

The previous prime is 8602109. The next prime is 8602151. The reversal of 8602121 is 1212068.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8602121 - 2¹⁰ = 8601097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8602093 and 8602102.

It is not an unprimeable number, because it can be changed into a prime (8602151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390995 + ... + 391016.

It is an arithmetic number, because the mean of its divisors is an integer number (2346036).

Almost surely, 2^8602121 is an apocalyptic number.

It is an amenable number.

8602121 is a deficient number, since it is larger than the sum of its proper divisors (782023).

8602121 is a wasteful number, since it uses less digits than its factorization.

8602121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782022.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 8602121 is about 2932.9372649274. The cubic root of 8602121 is about 204.8968031061.

Adding to 8602121 its reverse (1212068), we get a palindrome (9814189).

The spelling of 8602121 in words is "eight million, six hundred two thousand, one hundred twenty-one".