164543357 has 32 divisors (see below), whose sum is σ = 201636864. Its totient is φ = 132422400.

The previous prime is 164543321. The next prime is 164543371. The reversal of 164543357 is 753345461.

It is not a de Polignac number, because 164543357 - 2⁶ = 164543293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164543357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164543317) 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 31 ways as a sum of consecutive naturals, for example, 287882 + ... + 288452.

It is an arithmetic number, because the mean of its divisors is an integer number (6301152).

Almost surely, 2^164543357 is an apocalyptic number.

164543357 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

164543357 is a deficient number, since it is larger than the sum of its proper divisors (37093507).

164543357 is a wasteful number, since it uses less digits than its factorization.

164543357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689.

The product of its digits is 151200, while the sum is 38.

The square root of 164543357 is about 12827.4454588589. The cubic root of 164543357 is about 547.9742082539.

The spelling of 164543357 in words is "one hundred sixty-four million, five hundred forty-three thousand, three hundred fifty-seven".