2053045845 has 40 divisors (see below), whose sum is σ = 3688904736. Its totient is φ = 1092390624.

The previous prime is 2053045843. The next prime is 2053045867. The reversal of 2053045845 is 5485403502.

2053045845 is a `hidden beast` number, since 2 + 0 + 530 + 45 + 84 + 5 = 666.

It is not a de Polignac number, because 2053045845 - 2¹ = 2053045843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053045843) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 173694 + ... + 185136.

Almost surely, 2^2053045845 is an apocalyptic number.

It is an amenable number.

2053045845 is a deficient number, since it is larger than the sum of its proper divisors (1635858891).

2053045845 is a wasteful number, since it uses less digits than its factorization.

2053045845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11903 (or 11894 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 2053045845 is about 45310.5489373060. The cubic root of 2053045845 is about 1270.9629262761.

The spelling of 2053045845 in words is "two billion, fifty-three million, forty-five thousand, eight hundred forty-five".