182121045 has 8 divisors (see below), whose sum is σ = 291393696. Its totient is φ = 97131216.

The previous prime is 182121029. The next prime is 182121053. The reversal of 182121045 is 540121281.

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

It is not a de Polignac number, because 182121045 - 2⁴ = 182121029 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6070687 + ... + 6070716.

It is an arithmetic number, because the mean of its divisors is an integer number (36424212).

Almost surely, 2^182121045 is an apocalyptic number.

182121045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

182121045 is a deficient number, since it is larger than the sum of its proper divisors (109272651).

182121045 is a wasteful number, since it uses less digits than its factorization.

182121045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12141411.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 182121045 is about 13495.2230437292. The cubic root of 182121045 is about 566.8307181691.

The spelling of 182121045 in words is "one hundred eighty-two million, one hundred twenty-one thousand, forty-five".