1421304454 has 8 divisors (see below), whose sum is σ = 2168091720. Its totient is φ = 698607216.

The previous prime is 1421304449. The next prime is 1421304473. The reversal of 1421304454 is 4544031241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 6022359 + ... + 6022594.

It is an arithmetic number, because the mean of its divisors is an integer number (271011465).

Almost surely, 2^1421304454 is an apocalyptic number.

1421304454 is a deficient number, since it is larger than the sum of its proper divisors (746787266).

1421304454 is a wasteful number, since it uses less digits than its factorization.

1421304454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12045014.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 1421304454 is about 37700.1916971254. The cubic root of 1421304454 is about 1124.3349363619.

Adding to 1421304454 its reverse (4544031241), we get a palindrome (5965335695).

The spelling of 1421304454 in words is "one billion, four hundred twenty-one million, three hundred four thousand, four hundred fifty-four".