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13302217 is a prime number
BaseRepresentation
bin110010101111…
…100111001001
3221000211012201
4302233213021
511401132332
61153040201
7221031655
oct62574711
927024181
1013302217
117566175
124556061
1329a9946
141aa3a65
15127b5e7
hexcaf9c9

13302217 has 2 divisors, whose sum is σ = 13302218. Its totient is φ = 13302216.

The previous prime is 13302197. The next prime is 13302221. The reversal of 13302217 is 71220331.

13302217 is digitally balanced in base 3, 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., 12187081 + 1115136 = 3491^2 + 1056^2 .

It is a cyclic number.

It is not a de Polignac number, because 13302217 - 27 = 13302089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13302194 and 13302203.

It is not a weakly prime, because it can be changed into another prime (13302227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6651108 + 6651109.

It is an arithmetic number, because the mean of its divisors is an integer number (6651109).

Almost surely, 213302217 is an apocalyptic number.

It is an amenable number.

13302217 is a deficient number, since it is larger than the sum of its proper divisors (1).

13302217 is an equidigital number, since it uses as much as digits as its factorization.

13302217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13302217 is about 3647.2204485060. The cubic root of 13302217 is about 236.9416141553.

Adding to 13302217 its reverse (71220331), we get a palindrome (84522548).

The spelling of 13302217 in words is "thirteen million, three hundred two thousand, two hundred seventeen".