164896111 has 4 divisors (see below), whose sum is σ = 165257392. Its totient is φ = 164534832.

The previous prime is 164896093. The next prime is 164896129. The reversal of 164896111 is 111698461.

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

It is an interprime number because it is at equal distance from previous prime (164896093) and next prime (164896129).

It is a cyclic number.

It is not a de Polignac number, because 164896111 - 2²¹ = 162798959 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 (164896211) 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, 179955 + ... + 180868.

It is an arithmetic number, because the mean of its divisors is an integer number (41314348).

Almost surely, 2^164896111 is an apocalyptic number.

164896111 is a deficient number, since it is larger than the sum of its proper divisors (361281).

164896111 is an equidigital number, since it uses as much as digits as its factorization.

164896111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361280.

The product of its digits is 10368, while the sum is 37.

The square root of 164896111 is about 12841.1880680878. The cubic root of 164896111 is about 548.3655177281.

The spelling of 164896111 in words is "one hundred sixty-four million, eight hundred ninety-six thousand, one hundred eleven".