1413644473 has 2 divisors, whose sum is σ = 1413644474. Its totient is φ = 1413644472.

The previous prime is 1413644471. The next prime is 1413644513. The reversal of 1413644473 is 3744463141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1372850704 + 40793769 = 37052^2 + 6387^2 .

It is a cyclic number.

It is not a de Polignac number, because 1413644473 - 2¹ = 1413644471 is a prime.

Together with 1413644471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1413644471) by changing a digit.

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 as a sum of consecutive naturals, namely, 706822236 + 706822237.

It is an arithmetic number, because the mean of its divisors is an integer number (706822237).

Almost surely, 2^1413644473 is an apocalyptic number.

It is an amenable number.

1413644473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413644473 is an equidigital number, since it uses as much as digits as its factorization.

1413644473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 37.

The square root of 1413644473 is about 37598.4637053165. The cubic root of 1413644473 is about 1122.3114659308.

The spelling of 1413644473 in words is "one billion, four hundred thirteen million, six hundred forty-four thousand, four hundred seventy-three".