1451803456 has 28 divisors (see below), whose sum is σ = 2921508000. Its totient is φ = 715675520.

The previous prime is 1451803429. The next prime is 1451803469. The reversal of 1451803456 is 6543081541.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 155206 + ... + 164293.

Almost surely, 2^1451803456 is an apocalyptic number.

1451803456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1451803456 is an abundant number, since it is smaller than the sum of its proper divisors (1469704544).

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

1451803456 is an equidigital number, since it uses as much as digits as its factorization.

1451803456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319582 (or 319572 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 1451803456 is about 38102.5387080704. The cubic root of 1451803456 is about 1132.3202530067.

Adding to 1451803456 its reverse (6543081541), we get a palindrome (7994884997).

The spelling of 1451803456 in words is "one billion, four hundred fifty-one million, eight hundred three thousand, four hundred fifty-six".