166763327 has 2 divisors, whose sum is σ = 166763328. Its totient is φ = 166763326.

The previous prime is 166763299. The next prime is 166763339. The reversal of 166763327 is 723367661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 166763327 - 2¹⁸ = 166501183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (166763347) 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, 83381663 + 83381664.

It is an arithmetic number, because the mean of its divisors is an integer number (83381664).

Almost surely, 2^166763327 is an apocalyptic number.

166763327 is a deficient number, since it is larger than the sum of its proper divisors (1).

166763327 is an equidigital number, since it uses as much as digits as its factorization.

166763327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 41.

The square root of 166763327 is about 12913.6875833358. The cubic root of 166763327 is about 550.4275760515.

The spelling of 166763327 in words is "one hundred sixty-six million, seven hundred sixty-three thousand, three hundred twenty-seven".