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13102907 is a prime number
BaseRepresentation
bin110001111110…
…111100111011
3220122200210212
4301332330323
511323243112
61144501335
7216241616
oct61767473
926580725
1013102907
11743a454
12447a84b
132939ccc
141a5117d
15123c522
hexc7ef3b

13102907 has 2 divisors, whose sum is σ = 13102908. Its totient is φ = 13102906.

The previous prime is 13102891. The next prime is 13102909. The reversal of 13102907 is 70920131.

It is a strong prime.

It is an emirp because it is prime and its reverse (70920131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13102907 - 24 = 13102891 is a prime.

Together with 13102909, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13102909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551453 + 6551454.

It is an arithmetic number, because the mean of its divisors is an integer number (6551454).

Almost surely, 213102907 is an apocalyptic number.

13102907 is a deficient number, since it is larger than the sum of its proper divisors (1).

13102907 is an equidigital number, since it uses as much as digits as its factorization.

13102907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 13102907 is about 3619.7937786565. The cubic root of 13102907 is about 235.7522716515.

The spelling of 13102907 in words is "thirteen million, one hundred two thousand, nine hundred seven".