164374291 has 12 divisors (see below), whose sum is σ = 171154984. Its totient is φ = 157852800.

The previous prime is 164374271. The next prime is 164374297. The reversal of 164374291 is 192473461.

It is not a de Polignac number, because 164374291 - 2²⁵ = 130819859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164374291.

It is not an unprimeable number, because it can be changed into a prime (164374297) 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 11 ways as a sum of consecutive naturals, for example, 202276 + ... + 203086.

Almost surely, 2^164374291 is an apocalyptic number.

164374291 is a deficient number, since it is larger than the sum of its proper divisors (6780693).

164374291 is an equidigital number, since it uses as much as digits as its factorization.

164374291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1081 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 164374291 is about 12820.8537547232. The cubic root of 164374291 is about 547.7864653242.

The spelling of 164374291 in words is "one hundred sixty-four million, three hundred seventy-four thousand, two hundred ninety-one".