1420454304 has 144 divisors (see below), whose sum is σ = 4170216960. Its totient is φ = 458380800.

The previous prime is 1420454297. The next prime is 1420454311. The reversal of 1420454304 is 4034540241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1420454297) and next prime (1420454311).

It is a tau number, because it is divible by the number of its divisors (144).

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 in 23 ways as a sum of consecutive naturals, for example, 1366617 + ... + 1367655.

It is an arithmetic number, because the mean of its divisors is an integer number (28959840).

Almost surely, 2^1420454304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420454304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2085108480).

1420454304 is an abundant number, since it is smaller than the sum of its proper divisors (2749762656).

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

1420454304 is a wasteful number, since it uses less digits than its factorization.

1420454304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1420454304 is about 37688.9148689638. The cubic root of 1420454304 is about 1124.1107188629.

Adding to 1420454304 its reverse (4034540241), we get a palindrome (5454994545).

The spelling of 1420454304 in words is "one billion, four hundred twenty million, four hundred fifty-four thousand, three hundred four".