409017463117 has 2 divisors, whose sum is σ = 409017463118. Its totient is φ = 409017463116.

The previous prime is 409017463097. The next prime is 409017463121. The reversal of 409017463117 is 711364710904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301078274436 + 107939188681 = 548706^2 + 328541^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409017463117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409017413117) 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, 204508731558 + 204508731559.

It is an arithmetic number, because the mean of its divisors is an integer number (204508731559).

Almost surely, 2^409017463117 is an apocalyptic number.

It is an amenable number.

409017463117 is a deficient number, since it is larger than the sum of its proper divisors (1).

409017463117 is an equidigital number, since it uses as much as digits as its factorization.

409017463117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 409017463117 in words is "four hundred nine billion, seventeen million, four hundred sixty-three thousand, one hundred seventeen".