1452444673 has 2 divisors, whose sum is σ = 1452444674. Its totient is φ = 1452444672.

The previous prime is 1452444659. The next prime is 1452444677. The reversal of 1452444673 is 3764442541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1272562929 + 179881744 = 35673^2 + 13412^2 .

It is an emirp because it is prime and its reverse (3764442541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1452444673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1452444677) 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, 726222336 + 726222337.

It is an arithmetic number, because the mean of its divisors is an integer number (726222337).

Almost surely, 2^1452444673 is an apocalyptic number.

It is an amenable number.

1452444673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452444673 is an equidigital number, since it uses as much as digits as its factorization.

1452444673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 40.

The square root of 1452444673 is about 38110.9521397721. The cubic root of 1452444673 is about 1132.4869321637.

The spelling of 1452444673 in words is "one billion, four hundred fifty-two million, four hundred forty-four thousand, six hundred seventy-three".