164470519 has 2 divisors, whose sum is σ = 164470520. Its totient is φ = 164470518.

The previous prime is 164470507. The next prime is 164470543. The reversal of 164470519 is 915074461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164470519 - 2¹³ = 164462327 is a prime.

It is a super-2 number, since 2×164470519² = 54101103240258722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164470589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82235259 + 82235260.

It is an arithmetic number, because the mean of its divisors is an integer number (82235260).

Almost surely, 2^164470519 is an apocalyptic number.

164470519 is a deficient number, since it is larger than the sum of its proper divisors (1).

164470519 is an equidigital number, since it uses as much as digits as its factorization.

164470519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 164470519 is about 12824.6059978465. The cubic root of 164470519 is about 547.8933395252.

The spelling of 164470519 in words is "one hundred sixty-four million, four hundred seventy thousand, five hundred nineteen".