164412101 has 6 divisors (see below), whose sum is σ = 191254950. Its totient is φ = 140924616.

The previous prime is 164412047. The next prime is 164412109. The reversal of 164412101 is 101214461.

It can be written as a sum of positive squares in only one way, i.e., 94672900 + 69739201 = 9730^2 + 8351^2 .

It is not a de Polignac number, because 164412101 - 2²² = 160217797 is a prime.

It is a super-3 number, since 3×164412101³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164412109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1677626 + ... + 1677723.

It is an arithmetic number, because the mean of its divisors is an integer number (31875825).

Almost surely, 2^164412101 is an apocalyptic number.

It is an amenable number.

164412101 is a deficient number, since it is larger than the sum of its proper divisors (26842849).

164412101 is an equidigital number, since it uses as much as digits as its factorization.

164412101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355363 (or 3355356 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 164412101 is about 12822.3282207250. The cubic root of 164412101 is about 547.8284634134.

Adding to 164412101 its reverse (101214461), we get a palindrome (265626562).

The spelling of 164412101 in words is "one hundred sixty-four million, four hundred twelve thousand, one hundred one".