2043736361 has 2 divisors, whose sum is σ = 2043736362. Its totient is φ = 2043736360.

The previous prime is 2043736301. The next prime is 2043736363. The reversal of 2043736361 is 1636373402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1876189225 + 167547136 = 43315^2 + 12944^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043736361 - 2³⁰ = 969994537 is a prime.

It is a Sophie Germain prime.

Together with 2043736363, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2043736363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021868180 + 1021868181.

It is an arithmetic number, because the mean of its divisors is an integer number (1021868181).

Almost surely, 2^2043736361 is an apocalyptic number.

It is an amenable number.

2043736361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043736361 is an equidigital number, since it uses as much as digits as its factorization.

2043736361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 2043736361 is about 45207.7024521265. The cubic root of 2043736361 is about 1269.0389656356.

The spelling of 2043736361 in words is "two billion, forty-three million, seven hundred thirty-six thousand, three hundred sixty-one".