180534229913 has 2 divisors, whose sum is σ = 180534229914. Its totient is φ = 180534229912.

The previous prime is 180534229853. The next prime is 180534230021. The reversal of 180534229913 is 319922435081.

180534229913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119133354649 + 61400875264 = 345157^2 + 247792^2 .

It is a cyclic number.

It is not a de Polignac number, because 180534229913 - 2¹⁴ = 180534213529 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (180534529913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90267114956 + 90267114957.

It is an arithmetic number, because the mean of its divisors is an integer number (90267114957).

Almost surely, 2^180534229913 is an apocalyptic number.

It is an amenable number.

180534229913 is a deficient number, since it is larger than the sum of its proper divisors (1).

180534229913 is an equidigital number, since it uses as much as digits as its factorization.

180534229913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 180534229913 in words is "one hundred eighty billion, five hundred thirty-four million, two hundred twenty-nine thousand, nine hundred thirteen".