45111020 has 12 divisors (see below), whose sum is σ = 94733184. Its totient is φ = 18044400.

The previous prime is 45110977. The next prime is 45111061. The reversal of 45111020 is 2011154.

45111020 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-3 number, since 3×45111020³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45110986 and 45111004.

It is an unprimeable number.

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, 1127756 + ... + 1127795.

It is an arithmetic number, because the mean of its divisors is an integer number (7894432).

Almost surely, 2^45111020 is an apocalyptic number.

It is an amenable number.

45111020 is an abundant number, since it is smaller than the sum of its proper divisors (49622164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45111020 is a wasteful number, since it uses less digits than its factorization.

45111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255560 (or 2255558 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 45111020 is about 6716.4737772138. The cubic root of 45111020 is about 355.9815985944.

Adding to 45111020 its reverse (2011154), we get a palindrome (47122174).

The spelling of 45111020 in words is "forty-five million, one hundred eleven thousand, twenty".