445073111045 has 8 divisors (see below), whose sum is σ = 534108399000. Its totient is φ = 356044711680.

The previous prime is 445073111033. The next prime is 445073111089. The reversal of 445073111045 is 540111370544.

It is a Cunningham number, because it is equal to 667138²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 62000004004 + 383073107041 = 248998^2 + 618929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-445073111045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445073110996 and 445073111014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1578920 + ... + 1839329.

It is an arithmetic number, because the mean of its divisors is an integer number (66763549875).

Almost surely, 2^445073111045 is an apocalyptic number.

It is an amenable number.

445073111045 is a deficient number, since it is larger than the sum of its proper divisors (89035287955).

445073111045 is a wasteful number, since it uses less digits than its factorization.

445073111045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444295.

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 445073111045 its reverse (540111370544), we get a palindrome (985184481589).

The spelling of 445073111045 in words is "four hundred forty-five billion, seventy-three million, one hundred eleven thousand, forty-five".