8303121 has 8 divisors (see below), whose sum is σ = 12300960. Its totient is φ = 5535396.

The previous prime is 8303117. The next prime is 8303131. The reversal of 8303121 is 1213038.

8303121 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8303121 - 2² = 8303117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8303094 and 8303103.

It is not an unprimeable number, because it can be changed into a prime (8303101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153735 + ... + 153788.

It is an arithmetic number, because the mean of its divisors is an integer number (1537620).

Almost surely, 2^8303121 is an apocalyptic number.

It is an amenable number.

8303121 is a deficient number, since it is larger than the sum of its proper divisors (3997839).

8303121 is a wasteful number, since it uses less digits than its factorization.

8303121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307532 (or 307526 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 8303121 is about 2881.5136647255. The cubic root of 8303121 is about 202.4947598095.

Adding to 8303121 its reverse (1213038), we get a palindrome (9516159).

The spelling of 8303121 in words is "eight million, three hundred three thousand, one hundred twenty-one".