164780359 has 2 divisors, whose sum is σ = 164780360. Its totient is φ = 164780358.

The previous prime is 164780309. The next prime is 164780387. The reversal of 164780359 is 953087461.

164780359 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164780359 - 2⁹ = 164779847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164780309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82390179 + 82390180.

It is an arithmetic number, because the mean of its divisors is an integer number (82390180).

Almost surely, 2^164780359 is an apocalyptic number.

164780359 is a deficient number, since it is larger than the sum of its proper divisors (1).

164780359 is an equidigital number, since it uses as much as digits as its factorization.

164780359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 164780359 is about 12836.6802172524. The cubic root of 164780359 is about 548.2371757816.

The spelling of 164780359 in words is "one hundred sixty-four million, seven hundred eighty thousand, three hundred fifty-nine".