13717017 has 6 divisors (see below), whose sum is σ = 19813482. Its totient is φ = 9144672.

The previous prime is 13717013. The next prime is 13717019. The reversal of 13717017 is 71071731.

It can be written as a sum of positive squares in only one way, i.e., 13571856 + 145161 = 3684^2 + 381^2 .

It is not a de Polignac number, because 13717017 - 2² = 13717013 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13717013) 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 in 5 ways as a sum of consecutive naturals, for example, 762048 + ... + 762065.

It is an arithmetic number, because the mean of its divisors is an integer number (3302247).

Almost surely, 2^13717017 is an apocalyptic number.

It is an amenable number.

13717017 is a deficient number, since it is larger than the sum of its proper divisors (6096465).

13717017 is a wasteful number, since it uses less digits than its factorization.

13717017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524119 (or 1524116 counting only the distinct ones).

The product of its (nonzero) digits is 1029, while the sum is 27.

The square root of 13717017 is about 3703.6491464500. The cubic root of 13717017 is about 239.3792814192.

Adding to 13717017 its reverse (71071731), we get a palindrome (84788748).

The spelling of 13717017 in words is "thirteen million, seven hundred seventeen thousand, seventeen".