182155009 has 8 divisors (see below), whose sum is σ = 194496192. Its totient is φ = 170182320.

The previous prime is 182154991. The next prime is 182155021. The reversal of 182155009 is 900551281.

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

It is a cyclic number.

It is not a de Polignac number, because 182155009 - 2¹⁷ = 182023937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (182155079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91102 + ... + 93079.

It is an arithmetic number, because the mean of its divisors is an integer number (24312024).

Almost surely, 2^182155009 is an apocalyptic number.

It is an amenable number.

182155009 is a deficient number, since it is larger than the sum of its proper divisors (12341183).

182155009 is a wasteful number, since it uses less digits than its factorization.

182155009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184247.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 182155009 is about 13496.4813562647. The cubic root of 182155009 is about 566.8659523213.

The spelling of 182155009 in words is "one hundred eighty-two million, one hundred fifty-five thousand, nine".