164043127 has 2 divisors, whose sum is σ = 164043128. Its totient is φ = 164043126.

The previous prime is 164043119. The next prime is 164043167. The reversal of 164043127 is 721340461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164043127 - 2³ = 164043119 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164043095 and 164043104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164043167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82021563 + 82021564.

It is an arithmetic number, because the mean of its divisors is an integer number (82021564).

Almost surely, 2^164043127 is an apocalyptic number.

164043127 is a deficient number, since it is larger than the sum of its proper divisors (1).

164043127 is an equidigital number, since it uses as much as digits as its factorization.

164043127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 164043127 is about 12807.9321906387. The cubic root of 164043127 is about 547.4183438475.

Adding to 164043127 its reverse (721340461), we get a palindrome (885383588).

The spelling of 164043127 in words is "one hundred sixty-four million, forty-three thousand, one hundred twenty-seven".