164743043 has 12 divisors (see below), whose sum is σ = 176242224. Its totient is φ = 153700800.

The previous prime is 164743031. The next prime is 164743049. The reversal of 164743043 is 340347461.

164743043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164743043 - 2¹² = 164738947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164743049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36533 + ... + 40793.

It is an arithmetic number, because the mean of its divisors is an integer number (14686852).

Almost surely, 2^164743043 is an apocalyptic number.

164743043 is a deficient number, since it is larger than the sum of its proper divisors (11499181).

164743043 is an equidigital number, since it uses as much as digits as its factorization.

164743043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366 (or 4325 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 164743043 is about 12835.2266438891. The cubic root of 164743043 is about 548.1957882379.

The spelling of 164743043 in words is "one hundred sixty-four million, seven hundred forty-three thousand, forty-three".