164437045 has 8 divisors (see below), whose sum is σ = 197594496. Its totient is φ = 131369616.

The previous prime is 164437033. The next prime is 164437069. The reversal of 164437045 is 540734461.

164437045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 164437045 - 2¹¹ = 164434997 is a prime.

It is a super-3 number, since 3×164437045³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164437045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18417 + ... + 25846.

It is an arithmetic number, because the mean of its divisors is an integer number (24699312).

Almost surely, 2^164437045 is an apocalyptic number.

It is an amenable number.

164437045 is a deficient number, since it is larger than the sum of its proper divisors (33157451).

164437045 is an equidigital number, since it uses as much as digits as its factorization.

164437045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45011.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 164437045 is about 12823.3008621025. The cubic root of 164437045 is about 547.8561668531.

The spelling of 164437045 in words is "one hundred sixty-four million, four hundred thirty-seven thousand, forty-five".