17830013 has 2 divisors, whose sum is σ = 17830014. Its totient is φ = 17830012.

The previous prime is 17830009. The next prime is 17830027. The reversal of 17830013 is 31003871.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16297369 + 1532644 = 4037^2 + 1238^2 .

It is a cyclic number.

It is not a de Polignac number, because 17830013 - 2² = 17830009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17830073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8915006 + 8915007.

It is an arithmetic number, because the mean of its divisors is an integer number (8915007).

Almost surely, 2^17830013 is an apocalyptic number.

It is an amenable number.

17830013 is a deficient number, since it is larger than the sum of its proper divisors (1).

17830013 is an equidigital number, since it uses as much as digits as its factorization.

17830013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 17830013 is about 4222.5600054943. The cubic root of 17830013 is about 261.2465436079.

Adding to 17830013 its reverse (31003871), we get a palindrome (48833884).

The spelling of 17830013 in words is "seventeen million, eight hundred thirty thousand, thirteen".