164077111 has 4 divisors (see below), whose sum is σ = 178993224. Its totient is φ = 149161000.

The previous prime is 164077097. The next prime is 164077159. The reversal of 164077111 is 111770461.

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

It is a cyclic number.

It is not a de Polignac number, because 164077111 - 2¹⁷ = 163946039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164077111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164077811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7458040 + ... + 7458061.

It is an arithmetic number, because the mean of its divisors is an integer number (44748306).

Almost surely, 2^164077111 is an apocalyptic number.

164077111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

164077111 is a deficient number, since it is larger than the sum of its proper divisors (14916113).

164077111 is a wasteful number, since it uses less digits than its factorization.

164077111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14916112.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 164077111 is about 12809.2587997901. The cubic root of 164077111 is about 547.4561432173.

The spelling of 164077111 in words is "one hundred sixty-four million, seventy-seven thousand, one hundred eleven".