2044431601 has 2 divisors, whose sum is σ = 2044431602. Its totient is φ = 2044431600.

The previous prime is 2044431569. The next prime is 2044431629. The reversal of 2044431601 is 1061344402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1350636001 + 693795600 = 36751^2 + 26340^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044431601 - 2⁵ = 2044431569 is a prime.

It is not a weakly prime, because it can be changed into another prime (2044431661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022215800 + 1022215801.

It is an arithmetic number, because the mean of its divisors is an integer number (1022215801).

Almost surely, 2^2044431601 is an apocalyptic number.

It is an amenable number.

2044431601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044431601 is an equidigital number, since it uses as much as digits as its factorization.

2044431601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2044431601 is about 45215.3911959191. The cubic root of 2044431601 is about 1269.1828502449.

The spelling of 2044431601 in words is "two billion, forty-four million, four hundred thirty-one thousand, six hundred one".