445041310111 has 4 divisors (see below), whose sum is σ = 445702590592. Its totient is φ = 444380029632.

The previous prime is 445041310099. The next prime is 445041310139. The reversal of 445041310111 is 111013140544.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 445041310111 - 2¹³ = 445041301919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445041311111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330639231 + ... + 330640576.

It is an arithmetic number, because the mean of its divisors is an integer number (111425647648).

Almost surely, 2^445041310111 is an apocalyptic number.

445041310111 is a deficient number, since it is larger than the sum of its proper divisors (661280481).

445041310111 is an equidigital number, since it uses as much as digits as its factorization.

445041310111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661280480.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 445041310111 its reverse (111013140544), we get a palindrome (556054450655).

The spelling of 445041310111 in words is "four hundred forty-five billion, forty-one million, three hundred ten thousand, one hundred eleven".