128470339 has 2 divisors, whose sum is σ = 128470340. Its totient is φ = 128470338.

The previous prime is 128470301. The next prime is 128470367. The reversal of 128470339 is 933074821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128470339 - 2⁷ = 128470211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128470298 and 128470307.

It is not a weakly prime, because it can be changed into another prime (128470399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64235169 + 64235170.

It is an arithmetic number, because the mean of its divisors is an integer number (64235170).

Almost surely, 2^128470339 is an apocalyptic number.

128470339 is a deficient number, since it is larger than the sum of its proper divisors (1).

128470339 is an equidigital number, since it uses as much as digits as its factorization.

128470339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 128470339 is about 11334.4756826242. The cubic root of 128470339 is about 504.5849466831.

The spelling of 128470339 in words is "one hundred twenty-eight million, four hundred seventy thousand, three hundred thirty-nine".