168047093 has 2 divisors, whose sum is σ = 168047094. Its totient is φ = 168047092.

The previous prime is 168047059. The next prime is 168047101. The reversal of 168047093 is 390740861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152349649 + 15697444 = 12343^2 + 3962^2 .

It is a cyclic number.

It is not a de Polignac number, because 168047093 - 2¹⁸ = 167784949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168047003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84023546 + 84023547.

It is an arithmetic number, because the mean of its divisors is an integer number (84023547).

Almost surely, 2^168047093 is an apocalyptic number.

It is an amenable number.

168047093 is a deficient number, since it is larger than the sum of its proper divisors (1).

168047093 is an equidigital number, since it uses as much as digits as its factorization.

168047093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 168047093 is about 12963.2979214396. The cubic root of 168047093 is about 551.8363884024.

The spelling of 168047093 in words is "one hundred sixty-eight million, forty-seven thousand, ninety-three".