180014789 has 2 divisors, whose sum is σ = 180014790. Its totient is φ = 180014788.

The previous prime is 180014773. The next prime is 180014833. The reversal of 180014789 is 987410081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139476100 + 40538689 = 11810^2 + 6367^2 .

It is a cyclic number.

It is not a de Polignac number, because 180014789 - 2⁴ = 180014773 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (180014719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90007394 + 90007395.

It is an arithmetic number, because the mean of its divisors is an integer number (90007395).

Almost surely, 2^180014789 is an apocalyptic number.

It is an amenable number.

180014789 is a deficient number, since it is larger than the sum of its proper divisors (1).

180014789 is an equidigital number, since it uses as much as digits as its factorization.

180014789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 180014789 is about 13416.9590071670. The cubic root of 180014789 is about 564.6370802183.

The spelling of 180014789 in words is "one hundred eighty million, fourteen thousand, seven hundred eighty-nine".