415353371561 has 2 divisors, whose sum is σ = 415353371562. Its totient is φ = 415353371560.

The previous prime is 415353371509. The next prime is 415353371569. The reversal of 415353371561 is 165173353514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286144755625 + 129208615936 = 534925^2 + 359456^2 .

It is a cyclic number.

It is not a de Polignac number, because 415353371561 - 2¹⁴ = 415353355177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (415353371569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207676685780 + 207676685781.

It is an arithmetic number, because the mean of its divisors is an integer number (207676685781).

Almost surely, 2^415353371561 is an apocalyptic number.

It is an amenable number.

415353371561 is a deficient number, since it is larger than the sum of its proper divisors (1).

415353371561 is an equidigital number, since it uses as much as digits as its factorization.

415353371561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567000, while the sum is 44.

The spelling of 415353371561 in words is "four hundred fifteen billion, three hundred fifty-three million, three hundred seventy-one thousand, five hundred sixty-one".