1011446845 has 8 divisors (see below), whose sum is σ = 1213983576. Its totient is φ = 808992576.

The previous prime is 1011446809. The next prime is 1011446867. The reversal of 1011446845 is 5486441101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 30880249 + 980566596 = 5557^2 + 31314^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1011446845 - 2¹³ = 1011438653 is a prime.

It is a super-3 number, since 3×1011446845³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011446845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10699 + ... + 46231.

It is an arithmetic number, because the mean of its divisors is an integer number (151747947).

Almost surely, 2^1011446845 is an apocalyptic number.

It is an amenable number.

1011446845 is a deficient number, since it is larger than the sum of its proper divisors (202536731).

1011446845 is an equidigital number, since it uses as much as digits as its factorization.

1011446845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41231.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 1011446845 is about 31803.2521135811. The cubic root of 1011446845 is about 1003.8011479669.

Adding to 1011446845 its reverse (5486441101), we get a palindrome (6497887946).

The spelling of 1011446845 in words is "one billion, eleven million, four hundred forty-six thousand, eight hundred forty-five".