164611103 has 4 divisors (see below), whose sum is σ = 164814888. Its totient is φ = 164407320.

The previous prime is 164611099. The next prime is 164611127. The reversal of 164611103 is 301116461.

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 164611103 - 2² = 164611099 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 (164611133) 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, 100676 + ... + 102297.

It is an arithmetic number, because the mean of its divisors is an integer number (41203722).

Almost surely, 2^164611103 is an apocalyptic number.

164611103 is a deficient number, since it is larger than the sum of its proper divisors (203785).

164611103 is an equidigital number, since it uses as much as digits as its factorization.

164611103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203784.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 164611103 is about 12830.0858531812. The cubic root of 164611103 is about 548.0494021476.

Adding to 164611103 its reverse (301116461), we get a palindrome (465727564).

The spelling of 164611103 in words is "one hundred sixty-four million, six hundred eleven thousand, one hundred three".