168034913 has 2 divisors, whose sum is σ = 168034914. Its totient is φ = 168034912.

The previous prime is 168034901. The next prime is 168034949. The reversal of 168034913 is 319430861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115949824 + 52085089 = 10768^2 + 7217^2 .

It is a cyclic number.

It is not a de Polignac number, because 168034913 - 2¹² = 168030817 is a prime.

It is not a weakly prime, because it can be changed into another prime (168034213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84017456 + 84017457.

It is an arithmetic number, because the mean of its divisors is an integer number (84017457).

Almost surely, 2^168034913 is an apocalyptic number.

It is an amenable number.

168034913 is a deficient number, since it is larger than the sum of its proper divisors (1).

168034913 is an equidigital number, since it uses as much as digits as its factorization.

168034913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 168034913 is about 12962.8281250659. The cubic root of 168034913 is about 551.8230557715.

The spelling of 168034913 in words is "one hundred sixty-eight million, thirty-four thousand, nine hundred thirteen".