45003012 has 48 divisors (see below), whose sum is σ = 115032960. Its totient is φ = 13629952.

The previous prime is 45003011. The next prime is 45003031. The reversal of 45003012 is 21030054.

It is a junction number, because it is equal to n+sod(n) for n = 45002982 and 45003000.

It is not an unprimeable number, because it can be changed into a prime (45003011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2113 + ... + 9719.

It is an arithmetic number, because the mean of its divisors is an integer number (2396520).

Almost surely, 2^45003012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45003012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57516480).

45003012 is an abundant number, since it is smaller than the sum of its proper divisors (70029948).

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

45003012 is a wasteful number, since it uses less digits than its factorization.

45003012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7660 (or 7658 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 45003012 is about 6708.4284299678. The cubic root of 45003012 is about 355.6972660961.

Adding to 45003012 its reverse (21030054), we get a palindrome (66033066).

The spelling of 45003012 in words is "forty-five million, three thousand, twelve".