164452343 has 16 divisors (see below), whose sum is σ = 181764000. Its totient is φ = 147550080.

The previous prime is 164452313. The next prime is 164452349. The reversal of 164452343 is 343254461.

It is a cyclic number.

It is not a de Polignac number, because 164452343 - 2²² = 160258039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164452349) 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 in 15 ways as a sum of consecutive naturals, for example, 440705 + ... + 441077.

It is an arithmetic number, because the mean of its divisors is an integer number (11360250).

Almost surely, 2^164452343 is an apocalyptic number.

164452343 is a deficient number, since it is larger than the sum of its proper divisors (17311657).

164452343 is a wasteful number, since it uses less digits than its factorization.

164452343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802.

The product of its digits is 34560, while the sum is 32.

The square root of 164452343 is about 12823.8973405124. The cubic root of 164452343 is about 547.8731558143.

The spelling of 164452343 in words is "one hundred sixty-four million, four hundred fifty-two thousand, three hundred forty-three".