164166367 has 4 divisors (see below), whose sum is σ = 165347560. Its totient is φ = 162985176.

The previous prime is 164166313. The next prime is 164166383. The reversal of 164166367 is 763661461.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164166367 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 (164166307) 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, 590388 + ... + 590665.

It is an arithmetic number, because the mean of its divisors is an integer number (41336890).

Almost surely, 2^164166367 is an apocalyptic number.

164166367 is a deficient number, since it is larger than the sum of its proper divisors (1181193).

164166367 is a wasteful number, since it uses less digits than its factorization.

164166367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181192.

The product of its digits is 108864, while the sum is 40.

The square root of 164166367 is about 12812.7423684393. The cubic root of 164166367 is about 547.5553951025. Note that the first 3 decimals are identical.

The spelling of 164166367 in words is "one hundred sixty-four million, one hundred sixty-six thousand, three hundred sixty-seven".