45130012 has 12 divisors (see below), whose sum is σ = 80904096. Its totient is φ = 22014560.

The previous prime is 45130009. The next prime is 45130013. The reversal of 45130012 is 21003154.

45130012 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

45130012 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45130013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137428 + ... + 137755.

It is an arithmetic number, because the mean of its divisors is an integer number (6742008).

Almost surely, 2^45130012 is an apocalyptic number.

It is an amenable number.

45130012 is a deficient number, since it is larger than the sum of its proper divisors (35774084).

45130012 is a wasteful number, since it uses less digits than its factorization.

45130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275228 (or 275226 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 45130012 is about 6717.8874655653. The cubic root of 45130012 is about 356.0315483551.

Adding to 45130012 its reverse (21003154), we get a palindrome (66133166).

The spelling of 45130012 in words is "forty-five million, one hundred thirty thousand, twelve".