164265134 has 16 divisors (see below), whose sum is σ = 272039040. Its totient is φ = 73765560.

The previous prime is 164265133. The next prime is 164265161. The reversal of 164265134 is 431562461.

It is a self number, because there is not a number n which added to its sum of digits gives 164265134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164265133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43154 + ... + 46805.

It is an arithmetic number, because the mean of its divisors is an integer number (17002440).

Almost surely, 2^164265134 is an apocalyptic number.

164265134 is a deficient number, since it is larger than the sum of its proper divisors (107773906).

164265134 is a wasteful number, since it uses less digits than its factorization.

164265134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90055.

The product of its digits is 17280, while the sum is 32.

The square root of 164265134 is about 12816.5960379502. The cubic root of 164265134 is about 547.6651812155.

The spelling of 164265134 in words is "one hundred sixty-four million, two hundred sixty-five thousand, one hundred thirty-four".