45144812 has 6 divisors (see below), whose sum is σ = 79003428. Its totient is φ = 22572404.

The previous prime is 45144811. The next prime is 45144821. The reversal of 45144812 is 21844154.

It is not an unprimeable number, because it can be changed into a prime (45144811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5643098 + ... + 5643105.

It is an arithmetic number, because the mean of its divisors is an integer number (13167238).

Almost surely, 2^45144812 is an apocalyptic number.

It is an amenable number.

45144812 is a deficient number, since it is larger than the sum of its proper divisors (33858616).

45144812 is a wasteful number, since it uses less digits than its factorization.

45144812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11286207 (or 11286205 counting only the distinct ones).

The product of its digits is 5120, while the sum is 29.

The square root of 45144812 is about 6718.9889120313. The cubic root of 45144812 is about 356.0704632647.

Adding to 45144812 its reverse (21844154), we get a palindrome (66988966).

The spelling of 45144812 in words is "forty-five million, one hundred forty-four thousand, eight hundred twelve".