164245043 has 2 divisors, whose sum is σ = 164245044. Its totient is φ = 164245042.

The previous prime is 164245033. The next prime is 164245061. The reversal of 164245043 is 340542461.

164245043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164245043 - 2⁴ = 164245027 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 164244997 and 164245015.

It is not a weakly prime, because it can be changed into another prime (164245033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82122521 + 82122522.

It is an arithmetic number, because the mean of its divisors is an integer number (82122522).

Almost surely, 2^164245043 is an apocalyptic number.

164245043 is a deficient number, since it is larger than the sum of its proper divisors (1).

164245043 is an equidigital number, since it uses as much as digits as its factorization.

164245043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 164245043 is about 12815.8122255283. The cubic root of 164245043 is about 547.6428522941.

The spelling of 164245043 in words is "one hundred sixty-four million, two hundred forty-five thousand, forty-three".