410779127261 has 2 divisors, whose sum is σ = 410779127262. Its totient is φ = 410779127260.

The previous prime is 410779127203. The next prime is 410779127347. The reversal of 410779127261 is 162721977014.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231066721636 + 179712405625 = 480694^2 + 423925^2 .

It is a cyclic number.

It is not a de Polignac number, because 410779127261 - 2³⁴ = 393599258077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (410779127461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205389563630 + 205389563631.

It is an arithmetic number, because the mean of its divisors is an integer number (205389563631).

Almost surely, 2^410779127261 is an apocalyptic number.

It is an amenable number.

410779127261 is a deficient number, since it is larger than the sum of its proper divisors (1).

410779127261 is an equidigital number, since it uses as much as digits as its factorization.

410779127261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 47.

The spelling of 410779127261 in words is "four hundred ten billion, seven hundred seventy-nine million, one hundred twenty-seven thousand, two hundred sixty-one".