1845118922 has 8 divisors (see below), whose sum is σ = 2773927296. Its totient is φ = 920476492.

The previous prime is 1845118921. The next prime is 1845118931. The reversal of 1845118922 is 2298115481.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1845118922.

It is not an unprimeable number, because it can be changed into a prime (1845118921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1040378 + ... + 1042149.

It is an arithmetic number, because the mean of its divisors is an integer number (346740912).

Almost surely, 2^1845118922 is an apocalyptic number.

1845118922 is a deficient number, since it is larger than the sum of its proper divisors (928808374).

1845118922 is a wasteful number, since it uses less digits than its factorization.

1845118922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2082972.

The product of its digits is 46080, while the sum is 41.

The square root of 1845118922 is about 42954.8474796501. The cubic root of 1845118922 is about 1226.5204326931.

It can be divided in two parts, 18451 and 18922, that added together give a palindrome (37373).

The spelling of 1845118922 in words is "one billion, eight hundred forty-five million, one hundred eighteen thousand, nine hundred twenty-two".