180311713 has 2 divisors, whose sum is σ = 180311714. Its totient is φ = 180311712.

The previous prime is 180311701. The next prime is 180311749. The reversal of 180311713 is 317113081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180311184 + 529 = 13428^2 + 23^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-180311713 is a prime.

It is not a weakly prime, because it can be changed into another prime (180311753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90155856 + 90155857.

It is an arithmetic number, because the mean of its divisors is an integer number (90155857).

Almost surely, 2^180311713 is an apocalyptic number.

It is an amenable number.

180311713 is a deficient number, since it is larger than the sum of its proper divisors (1).

180311713 is an equidigital number, since it uses as much as digits as its factorization.

180311713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 180311713 is about 13428.0196976323. The cubic root of 180311713 is about 564.9473551074.

Adding to 180311713 its reverse (317113081), we get a palindrome (497424794).

The spelling of 180311713 in words is "one hundred eighty million, three hundred eleven thousand, seven hundred thirteen".