128023373363 has 2 divisors, whose sum is σ = 128023373364. Its totient is φ = 128023373362.

The previous prime is 128023373321. The next prime is 128023373389. The reversal of 128023373363 is 363373320821.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128023373363 - 2¹⁰ = 128023372339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 128023373363.

It is not a weakly prime, because it can be changed into another prime (128023373063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64011686681 + 64011686682.

It is an arithmetic number, because the mean of its divisors is an integer number (64011686682).

Almost surely, 2^128023373363 is an apocalyptic number.

128023373363 is a deficient number, since it is larger than the sum of its proper divisors (1).

128023373363 is an equidigital number, since it uses as much as digits as its factorization.

128023373363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 41.

The spelling of 128023373363 in words is "one hundred twenty-eight billion, twenty-three million, three hundred seventy-three thousand, three hundred sixty-three".