180361306 has 8 divisors (see below), whose sum is σ = 270901620. Its totient is φ = 90060768.

The previous prime is 180361303. The next prime is 180361327. The reversal of 180361306 is 603163081.

It can be written as a sum of positive squares in 2 ways, for example, as 167935681 + 12425625 = 12959^2 + 3525^2 .

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 (180361303) 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, 58051 + ... + 61078.

Almost surely, 2^180361306 is an apocalyptic number.

180361306 is a deficient number, since it is larger than the sum of its proper divisors (90540314).

180361306 is a wasteful number, since it uses less digits than its factorization.

180361306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119888.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 180361306 is about 13429.8661944191. The cubic root of 180361306 is about 564.9991448025. Note that the first 3 decimals are identical.

The spelling of 180361306 in words is "one hundred eighty million, three hundred sixty-one thousand, three hundred six".