453440012 has 6 divisors (see below), whose sum is σ = 793520028. Its totient is φ = 226720004.

The previous prime is 453440003. The next prime is 453440059. The reversal of 453440012 is 210044354.

It is a self number, because there is not a number n which added to its sum of digits gives 453440012.

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 as a sum of consecutive naturals, namely, 56679998 + ... + 56680005.

It is an arithmetic number, because the mean of its divisors is an integer number (132253338).

Almost surely, 2^453440012 is an apocalyptic number.

It is an amenable number.

453440012 is a deficient number, since it is larger than the sum of its proper divisors (340080016).

453440012 is a wasteful number, since it uses less digits than its factorization.

453440012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113360007 (or 113360005 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 453440012 is about 21294.1309284976. The cubic root of 453440012 is about 768.2571544637.

Adding to 453440012 its reverse (210044354), we get a palindrome (663484366).

The spelling of 453440012 in words is "four hundred fifty-three million, four hundred forty thousand, twelve".