163046413 has 2 divisors, whose sum is σ = 163046414. Its totient is φ = 163046412.

The previous prime is 163046393. The next prime is 163046417. The reversal of 163046413 is 314640361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142134084 + 20912329 = 11922^2 + 4573^2 .

It is a cyclic number.

It is not a de Polignac number, because 163046413 - 2⁹ = 163045901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163046417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81523206 + 81523207.

It is an arithmetic number, because the mean of its divisors is an integer number (81523207).

Almost surely, 2^163046413 is an apocalyptic number.

It is an amenable number.

163046413 is a deficient number, since it is larger than the sum of its proper divisors (1).

163046413 is an equidigital number, since it uses as much as digits as its factorization.

163046413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 163046413 is about 12768.9628787932. The cubic root of 163046413 is about 546.3073995681.

Adding to 163046413 its reverse (314640361), we get a palindrome (477686774).

The spelling of 163046413 in words is "one hundred sixty-three million, forty-six thousand, four hundred thirteen".