451043012 has 12 divisors (see below), whose sum is σ = 902086080. Its totient is φ = 193304136.

The previous prime is 451042979. The next prime is 451043029. The reversal of 451043012 is 210340154.

451043012 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8054312 + ... + 8054367.

It is an arithmetic number, because the mean of its divisors is an integer number (75173840).

Almost surely, 2^451043012 is an apocalyptic number.

It is an amenable number.

451043012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

451043012 is a wasteful number, since it uses less digits than its factorization.

451043012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16108690 (or 16108688 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 451043012 is about 21237.7732354407. The cubic root of 451043012 is about 766.9010273643.

Adding to 451043012 its reverse (210340154), we get a palindrome (661383166).

The spelling of 451043012 in words is "four hundred fifty-one million, forty-three thousand, twelve".