2044056961 has 4 divisors (see below), whose sum is σ = 2048073300. Its totient is φ = 2040040624.

The previous prime is 2044056941. The next prime is 2044057021. The reversal of 2044056961 is 1696504402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1571646736 + 472410225 = 39644^2 + 21735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044056961 is a prime.

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 2044056961.

It is not an unprimeable number, because it can be changed into a prime (2044056941) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2007406 + ... + 2008423.

It is an arithmetic number, because the mean of its divisors is an integer number (512018325).

Almost surely, 2^2044056961 is an apocalyptic number.

It is an amenable number.

2044056961 is a deficient number, since it is larger than the sum of its proper divisors (4016339).

2044056961 is an equidigital number, since it uses as much as digits as its factorization.

2044056961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016338.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 2044056961 is about 45211.2481690121. The cubic root of 2044056961 is about 1269.1053200225.

The spelling of 2044056961 in words is "two billion, forty-four million, fifty-six thousand, nine hundred sixty-one".