1454559872 has 16 divisors (see below), whose sum is σ = 2897756250. Its totient is φ = 727279872.

The previous prime is 1454559871. The next prime is 1454559881. The reversal of 1454559872 is 2789554541.

It can be written as a sum of positive squares in only one way, i.e., 906250816 + 548309056 = 30104^2 + 23416^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 1454559872.

It is not an unprimeable number, because it can be changed into a prime (1454559871) by changing a digit.

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, 5681747 + ... + 5682002.

Almost surely, 2^1454559872 is an apocalyptic number.

It is an amenable number.

1454559872 is a deficient number, since it is larger than the sum of its proper divisors (1443196378).

1454559872 is an equidigital number, since it uses as much as digits as its factorization.

1454559872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11363763 (or 11363751 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 50.

The square root of 1454559872 is about 38138.6925837790. The cubic root of 1454559872 is about 1133.0364134130.

The spelling of 1454559872 in words is "one billion, four hundred fifty-four million, five hundred fifty-nine thousand, eight hundred seventy-two".