393413411609 has 2 divisors, whose sum is σ = 393413411610. Its totient is φ = 393413411608.

The previous prime is 393413411581. The next prime is 393413411621. The reversal of 393413411609 is 906114314393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 367717321609 + 25696090000 = 606397^2 + 160300^2 .

It is a cyclic number.

It is not a de Polignac number, because 393413411609 - 2⁸ = 393413411353 is a prime.

It is a super-2 number, since 2×393413411609² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 393413411609.

It is not a weakly prime, because it can be changed into another prime (393413411639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196706705804 + 196706705805.

It is an arithmetic number, because the mean of its divisors is an integer number (196706705805).

Almost surely, 2^393413411609 is an apocalyptic number.

It is an amenable number.

393413411609 is a deficient number, since it is larger than the sum of its proper divisors (1).

393413411609 is an equidigital number, since it uses as much as digits as its factorization.

393413411609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 393413411609 in words is "three hundred ninety-three billion, four hundred thirteen million, four hundred eleven thousand, six hundred nine".