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13368629 is a prime number
BaseRepresentation
bin110010111111…
…110100110101
3221011012022102
4302333310311
511410244004
61154311445
7221426411
oct62776465
927135272
1013368629
11760105a
124588585
132a00c41
141abdd41
15129111e
hexcbfd35

13368629 has 2 divisors, whose sum is σ = 13368630. Its totient is φ = 13368628.

The previous prime is 13368599. The next prime is 13368631. The reversal of 13368629 is 92686331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13359025 + 9604 = 3655^2 + 98^2 .

It is an emirp because it is prime and its reverse (92686331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13368629 - 28 = 13368373 is a prime.

It is a Sophie Germain prime.

Together with 13368631, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13368592 and 13368601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13368659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6684314 + 6684315.

It is an arithmetic number, because the mean of its divisors is an integer number (6684315).

Almost surely, 213368629 is an apocalyptic number.

It is an amenable number.

13368629 is a deficient number, since it is larger than the sum of its proper divisors (1).

13368629 is an equidigital number, since it uses as much as digits as its factorization.

13368629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 13368629 is about 3656.3135806438. The cubic root of 13368629 is about 237.3352741411.

The spelling of 13368629 in words is "thirteen million, three hundred sixty-eight thousand, six hundred twenty-nine".