13730617 has 2 divisors, whose sum is σ = 13730618. Its totient is φ = 13730616.

The previous prime is 13730593. The next prime is 13730623. The reversal of 13730617 is 71603731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12787776 + 942841 = 3576^2 + 971^2 .

It is a cyclic number.

It is not a de Polignac number, because 13730617 - 2¹⁹ = 13206329 is a prime.

It is not a weakly prime, because it can be changed into another prime (13730677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6865308 + 6865309.

It is an arithmetic number, because the mean of its divisors is an integer number (6865309).

Almost surely, 2^13730617 is an apocalyptic number.

It is an amenable number.

13730617 is a deficient number, since it is larger than the sum of its proper divisors (1).

13730617 is an equidigital number, since it uses as much as digits as its factorization.

13730617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 13730617 is about 3705.4847186299. The cubic root of 13730617 is about 239.4583676834.

The spelling of 13730617 in words is "thirteen million, seven hundred thirty thousand, six hundred seventeen".