167299423 has 2 divisors, whose sum is σ = 167299424. Its totient is φ = 167299422.

The previous prime is 167299417. The next prime is 167299471. The reversal of 167299423 is 324992761.

It is a weak prime.

It is an emirp because it is prime and its reverse (324992761) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167299423 is a prime.

It is a super-2 number, since 2×167299423² = 55978193872265858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 167299423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167299523) 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, 83649711 + 83649712.

It is an arithmetic number, because the mean of its divisors is an integer number (83649712).

Almost surely, 2^167299423 is an apocalyptic number.

167299423 is a deficient number, since it is larger than the sum of its proper divisors (1).

167299423 is an equidigital number, since it uses as much as digits as its factorization.

167299423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 43.

The square root of 167299423 is about 12934.4278188098. The cubic root of 167299423 is about 551.0167671113.

The spelling of 167299423 in words is "one hundred sixty-seven million, two hundred ninety-nine thousand, four hundred twenty-three".