164512141 has 2 divisors, whose sum is σ = 164512142. Its totient is φ = 164512140.

The previous prime is 164512129. The next prime is 164512163. The reversal of 164512141 is 141215461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82537225 + 81974916 = 9085^2 + 9054^2 .

It is an emirp because it is prime and its reverse (141215461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164512141 - 2²⁷ = 30294413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164510141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82256070 + 82256071.

It is an arithmetic number, because the mean of its divisors is an integer number (82256071).

Almost surely, 2^164512141 is an apocalyptic number.

It is an amenable number.

164512141 is a deficient number, since it is larger than the sum of its proper divisors (1).

164512141 is an equidigital number, since it uses as much as digits as its factorization.

164512141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 960, while the sum is 25.

The square root of 164512141 is about 12826.2286351055. The cubic root of 164512141 is about 547.9395534674.

The spelling of 164512141 in words is "one hundred sixty-four million, five hundred twelve thousand, one hundred forty-one".