2045113 has 6 divisors (see below), whose sum is σ = 2379066. Its totient is φ = 1752912.

The previous prime is 2045093. The next prime is 2045129. The reversal of 2045113 is 3115402.

It can be written as a sum of positive squares in only one way, i.e., 2039184 + 5929 = 1428^2 + 77^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2045113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20820 + ... + 20917.

It is an arithmetic number, because the mean of its divisors is an integer number (396511).

2^2045113 is an apocalyptic number.

It is an amenable number.

2045113 is a deficient number, since it is larger than the sum of its proper divisors (333953).

2045113 is an equidigital number, since it uses as much as digits as its factorization.

2045113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41751 (or 41744 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2045113 is about 1430.0744735852. The cubic root of 2045113 is about 126.9323838717.

The spelling of 2045113 in words is "two million, forty-five thousand, one hundred thirteen".