164165134 has 16 divisors (see below), whose sum is σ = 281651328. Its totient is φ = 70300152.

The previous prime is 164165129. The next prime is 164165137. The reversal of 164165134 is 431561461.

164165134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 164165096 and 164165105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164165137) 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, 16809 + ... + 24715.

It is an arithmetic number, because the mean of its divisors is an integer number (17603208).

Almost surely, 2^164165134 is an apocalyptic number.

164165134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164165134 is a deficient number, since it is larger than the sum of its proper divisors (117486194).

164165134 is a wasteful number, since it uses less digits than its factorization.

164165134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9399.

The product of its digits is 8640, while the sum is 31.

The square root of 164165134 is about 12812.6942521860. The cubic root of 164165134 is about 547.5540242625.

The spelling of 164165134 in words is "one hundred sixty-four million, one hundred sixty-five thousand, one hundred thirty-four".