2050297261 has 2 divisors, whose sum is σ = 2050297262. Its totient is φ = 2050297260.

The previous prime is 2050297237. The next prime is 2050297279. The reversal of 2050297261 is 1627920502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2031755625 + 18541636 = 45075^2 + 4306^2 .

It is a cyclic number.

It is not a de Polignac number, because 2050297261 - 2²⁹ = 1513426349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2050297231) 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 as a sum of consecutive naturals, namely, 1025148630 + 1025148631.

It is an arithmetic number, because the mean of its divisors is an integer number (1025148631).

Almost surely, 2^2050297261 is an apocalyptic number.

It is an amenable number.

2050297261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2050297261 is an equidigital number, since it uses as much as digits as its factorization.

2050297261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2050297261 is about 45280.2082702807. The cubic root of 2050297261 is about 1270.3954915582.

The spelling of 2050297261 in words is "two billion, fifty million, two hundred ninety-seven thousand, two hundred sixty-one".