180820114 has 8 divisors (see below), whose sum is σ = 273630780. Its totient is φ = 89609856.

The previous prime is 180820111. The next prime is 180820141. The reversal of 180820114 is 411028081.

It can be written as a sum of positive squares in 2 ways, for example, as 174900625 + 5919489 = 13225^2 + 2433^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (180820111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399819 + ... + 400270.

Almost surely, 2^180820114 is an apocalyptic number.

180820114 is a deficient number, since it is larger than the sum of its proper divisors (92810666).

180820114 is a wasteful number, since it uses less digits than its factorization.

180820114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800204.

The product of its (nonzero) digits is 512, while the sum is 25.

The square root of 180820114 is about 13446.9369746422. The cubic root of 180820114 is about 565.4778258727.

Adding to 180820114 its reverse (411028081), we get a palindrome (591848195).

The spelling of 180820114 in words is "one hundred eighty million, eight hundred twenty thousand, one hundred fourteen".