169142327 has 2 divisors, whose sum is σ = 169142328. Its totient is φ = 169142326.

The previous prime is 169142317. The next prime is 169142381. The reversal of 169142327 is 723241961.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 169142327 - 2¹⁰ = 169141303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (169142317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84571163 + 84571164.

It is an arithmetic number, because the mean of its divisors is an integer number (84571164).

Almost surely, 2^169142327 is an apocalyptic number.

169142327 is a deficient number, since it is larger than the sum of its proper divisors (1).

169142327 is an equidigital number, since it uses as much as digits as its factorization.

169142327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 169142327 is about 13005.4729633336. The cubic root of 169142327 is about 553.0326437222.

The spelling of 169142327 in words is "one hundred sixty-nine million, one hundred forty-two thousand, three hundred twenty-seven".