1444951473 has 16 divisors (see below), whose sum is σ = 2205705216. Its totient is φ = 824233680.

The previous prime is 1444951441. The next prime is 1444951483. The reversal of 1444951473 is 3741594441.

It is a happy number.

It is not a de Polignac number, because 1444951473 - 2⁵ = 1444951441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1444951423) 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 in 15 ways as a sum of consecutive naturals, for example, 48261 + ... + 72242.

It is an arithmetic number, because the mean of its divisors is an integer number (137856576).

Almost surely, 2^1444951473 is an apocalyptic number.

It is an amenable number.

1444951473 is a deficient number, since it is larger than the sum of its proper divisors (760753743).

1444951473 is a wasteful number, since it uses less digits than its factorization.

1444951473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121084.

The product of its digits is 241920, while the sum is 42.

The square root of 1444951473 is about 38012.5173199566. The cubic root of 1444951473 is about 1130.5360635606.

The spelling of 1444951473 in words is "one billion, four hundred forty-four million, nine hundred fifty-one thousand, four hundred seventy-three".