11445674573 has 2 divisors, whose sum is σ = 11445674574. Its totient is φ = 11445674572.

The previous prime is 11445674501. The next prime is 11445674623. The reversal of 11445674573 is 37547654411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11168685124 + 276989449 = 105682^2 + 16643^2 .

It is an emirp because it is prime and its reverse (37547654411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11445674573 - 2²² = 11441480269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11445674873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5722837286 + 5722837287.

It is an arithmetic number, because the mean of its divisors is an integer number (5722837287).

Almost surely, 2^11445674573 is an apocalyptic number.

It is an amenable number.

11445674573 is a deficient number, since it is larger than the sum of its proper divisors (1).

11445674573 is an equidigital number, since it uses as much as digits as its factorization.

11445674573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1411200, while the sum is 47.

The spelling of 11445674573 in words is "eleven billion, four hundred forty-five million, six hundred seventy-four thousand, five hundred seventy-three".