45511112 has 16 divisors (see below), whose sum is σ = 89043840. Its totient is φ = 21766096.

The previous prime is 45511111. The next prime is 45511117. The reversal of 45511112 is 21111554.

45511112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45511112² = 4142522630953088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45511111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123488 + ... + 123855.

It is an arithmetic number, because the mean of its divisors is an integer number (5565240).

Almost surely, 2^45511112 is an apocalyptic number.

It is an amenable number.

45511112 is a deficient number, since it is larger than the sum of its proper divisors (43532728).

45511112 is a wasteful number, since it uses less digits than its factorization.

45511112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247372 (or 247368 counting only the distinct ones).

The product of its digits is 200, while the sum is 20.

The square root of 45511112 is about 6746.1924075733. The cubic root of 45511112 is about 357.0309090349.

Adding to 45511112 its reverse (21111554), we get a palindrome (66622666).

The spelling of 45511112 in words is "forty-five million, five hundred eleven thousand, one hundred twelve".