128043367 has 2 divisors, whose sum is σ = 128043368. Its totient is φ = 128043366.

The previous prime is 128043359. The next prime is 128043373. The reversal of 128043367 is 763340821.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128043367 - 2³ = 128043359 is a prime.

It is equal to p_7273366 and since 128043367 and 7273366 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128043397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64021683 + 64021684.

It is an arithmetic number, because the mean of its divisors is an integer number (64021684).

Almost surely, 2^128043367 is an apocalyptic number.

128043367 is a deficient number, since it is larger than the sum of its proper divisors (1).

128043367 is an equidigital number, since it uses as much as digits as its factorization.

128043367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 128043367 is about 11315.6249054129. The cubic root of 128043367 is about 504.0253291524.

The spelling of 128043367 in words is "one hundred twenty-eight million, forty-three thousand, three hundred sixty-seven".