164681116 has 12 divisors (see below), whose sum is σ = 289049488. Its totient is φ = 82095552.

The previous prime is 164681093. The next prime is 164681119. The reversal of 164681116 is 611186461.

It is a happy number.

164681116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164681119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59736 + ... + 62431.

Almost surely, 2^164681116 is an apocalyptic number.

It is an amenable number.

164681116 is a deficient number, since it is larger than the sum of its proper divisors (124368372).

164681116 is a wasteful number, since it uses less digits than its factorization.

164681116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122508 (or 122506 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 164681116 is about 12832.8140327833. The cubic root of 164681116 is about 548.1270905971.

The spelling of 164681116 in words is "one hundred sixty-four million, six hundred eighty-one thousand, one hundred sixteen".