10043941261 has 2 divisors, whose sum is σ = 10043941262. Its totient is φ = 10043941260.

The previous prime is 10043941223. The next prime is 10043941267. The reversal of 10043941261 is 16214934001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10026217161 + 17724100 = 100131^2 + 4210^2 .

It is a cyclic number.

It is not a de Polignac number, because 10043941261 - 2⁷ = 10043941133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10043941267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5021970630 + 5021970631.

It is an arithmetic number, because the mean of its divisors is an integer number (5021970631).

Almost surely, 2^10043941261 is an apocalyptic number.

It is an amenable number.

10043941261 is a deficient number, since it is larger than the sum of its proper divisors (1).

10043941261 is an equidigital number, since it uses as much as digits as its factorization.

10043941261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 10043941261 in words is "ten billion, forty-three million, nine hundred forty-one thousand, two hundred sixty-one".