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10303121 is a prime number
BaseRepresentation
bin100111010011…
…011010010001
3201101110020002
4213103122101
510114144441
61004455345
7153401153
oct47233221
921343202
1010303121
1158a7984
12354a555
13219982a
141522ad3
15d87b9b
hex9d3691

10303121 has 2 divisors, whose sum is σ = 10303122. Its totient is φ = 10303120.

The previous prime is 10303099. The next prime is 10303127. The reversal of 10303121 is 12130301.

10303121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5290000 + 5013121 = 2300^2 + 2239^2 .

It is a cyclic number.

It is not a de Polignac number, because 10303121 - 214 = 10286737 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10303127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151560 + 5151561.

It is an arithmetic number, because the mean of its divisors is an integer number (5151561).

Almost surely, 210303121 is an apocalyptic number.

It is an amenable number.

10303121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10303121 is an equidigital number, since it uses as much as digits as its factorization.

10303121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 10303121 is about 3209.8475041659. The cubic root of 10303121 is about 217.5986851244.

Adding to 10303121 its reverse (12130301), we get a palindrome (22433422).

The spelling of 10303121 in words is "ten million, three hundred three thousand, one hundred twenty-one".