164127263 has 4 divisors (see below), whose sum is σ = 172765560. Its totient is φ = 155488968.

The previous prime is 164127253. The next prime is 164127283. The reversal of 164127263 is 362721461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164127263 - 2⁶ = 164127199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164127253) 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 in 3 ways as a sum of consecutive naturals, for example, 4319120 + ... + 4319157.

It is an arithmetic number, because the mean of its divisors is an integer number (43191390).

Almost surely, 2^164127263 is an apocalyptic number.

164127263 is a deficient number, since it is larger than the sum of its proper divisors (8638297).

164127263 is an equidigital number, since it uses as much as digits as its factorization.

164127263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8638296.

The product of its digits is 12096, while the sum is 32.

The square root of 164127263 is about 12811.2162966675. The cubic root of 164127263 is about 547.5119162283.

The spelling of 164127263 in words is "one hundred sixty-four million, one hundred twenty-seven thousand, two hundred sixty-three".