164240411 has 2 divisors, whose sum is σ = 164240412. Its totient is φ = 164240410.

The previous prime is 164240393. The next prime is 164240423. The reversal of 164240411 is 114042461.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164240411 - 2⁶ = 164240347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (164240431) 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, 82120205 + 82120206.

It is an arithmetic number, because the mean of its divisors is an integer number (82120206).

Almost surely, 2^164240411 is an apocalyptic number.

164240411 is a deficient number, since it is larger than the sum of its proper divisors (1).

164240411 is an equidigital number, since it uses as much as digits as its factorization.

164240411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 164240411 is about 12815.6315099959. The cubic root of 164240411 is about 547.6377040808.

Adding to 164240411 its reverse (114042461), we get a palindrome (278282872).

The spelling of 164240411 in words is "one hundred sixty-four million, two hundred forty thousand, four hundred eleven".