164514719 has 2 divisors, whose sum is σ = 164514720. Its totient is φ = 164514718.

The previous prime is 164514677. The next prime is 164514731. The reversal of 164514719 is 917415461.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (917415461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164514719 - 2²⁴ = 147737503 is a prime.

It is a super-2 number, since 2×164514719² = 54130185535297922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164514019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82257359 + 82257360.

It is an arithmetic number, because the mean of its divisors is an integer number (82257360).

Almost surely, 2^164514719 is an apocalyptic number.

164514719 is a deficient number, since it is larger than the sum of its proper divisors (1).

164514719 is an equidigital number, since it uses as much as digits as its factorization.

164514719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The square root of 164514719 is about 12826.3291319068. The cubic root of 164514719 is about 547.9424156286.

The spelling of 164514719 in words is "one hundred sixty-four million, five hundred fourteen thousand, seven hundred nineteen".