164343123 has 24 divisors (see below), whose sum is σ = 274103648. Its totient is φ = 92938752.

The previous prime is 164343083. The next prime is 164343133. The reversal of 164343123 is 321343461.

164343123 is a `hidden beast` number, since 1 + 643 + 4 + 3 + 12 + 3 = 666.

It is not a de Polignac number, because 164343123 - 2¹⁰ = 164342099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164343133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7336 + ... + 19557.

Almost surely, 2^164343123 is an apocalyptic number.

164343123 is a deficient number, since it is larger than the sum of its proper divisors (109760525).

164343123 is a wasteful number, since it uses less digits than its factorization.

164343123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27003 (or 27000 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 164343123 is about 12819.6381774214. The cubic root of 164343123 is about 547.7518401046.

Adding to 164343123 its reverse (321343461), we get a palindrome (485686584).

The spelling of 164343123 in words is "one hundred sixty-four million, three hundred forty-three thousand, one hundred twenty-three".