164152369 has 2 divisors, whose sum is σ = 164152370. Its totient is φ = 164152368.

The previous prime is 164152361. The next prime is 164152393. The reversal of 164152369 is 963251461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151585344 + 12567025 = 12312^2 + 3545^2 .

It is an emirp because it is prime and its reverse (963251461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164152369 - 2³ = 164152361 is a prime.

It is a super-2 number, since 2×164152369² = 53892000496624322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (164152361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82076184 + 82076185.

It is an arithmetic number, because the mean of its divisors is an integer number (82076185).

Almost surely, 2^164152369 is an apocalyptic number.

It is an amenable number.

164152369 is a deficient number, since it is larger than the sum of its proper divisors (1).

164152369 is an equidigital number, since it uses as much as digits as its factorization.

164152369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 164152369 is about 12812.1961037131. The cubic root of 164152369 is about 547.5398318289.

The spelling of 164152369 in words is "one hundred sixty-four million, one hundred fifty-two thousand, three hundred sixty-nine".