412005917 has 2 divisors, whose sum is σ = 412005918. Its totient is φ = 412005916.

The previous prime is 412005887. The next prime is 412005943. The reversal of 412005917 is 719500214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409900516 + 2105401 = 20246^2 + 1451^2 .

It is a cyclic number.

It is not a de Polignac number, because 412005917 - 2¹⁴ = 411989533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 412005917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412005947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206002958 + 206002959.

It is an arithmetic number, because the mean of its divisors is an integer number (206002959).

Almost surely, 2^412005917 is an apocalyptic number.

It is an amenable number.

412005917 is a deficient number, since it is larger than the sum of its proper divisors (1).

412005917 is an equidigital number, since it uses as much as digits as its factorization.

412005917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 412005917 is about 20297.9288844946. The cubic root of 412005917 is about 744.1054482337.

The spelling of 412005917 in words is "four hundred twelve million, five thousand, nine hundred seventeen".