128492244373 has 2 divisors, whose sum is σ = 128492244374. Its totient is φ = 128492244372.

The previous prime is 128492244371. The next prime is 128492244401. The reversal of 128492244373 is 373442294821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94850448484 + 33641795889 = 307978^2 + 183417^2 .

It is a cyclic number.

It is not a de Polignac number, because 128492244373 - 2¹ = 128492244371 is a prime.

Together with 128492244371, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128492244371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64246122186 + 64246122187.

It is an arithmetic number, because the mean of its divisors is an integer number (64246122187).

Almost surely, 2^128492244373 is an apocalyptic number.

It is an amenable number.

128492244373 is a deficient number, since it is larger than the sum of its proper divisors (1).

128492244373 is an equidigital number, since it uses as much as digits as its factorization.

128492244373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 49.

The spelling of 128492244373 in words is "one hundred twenty-eight billion, four hundred ninety-two million, two hundred forty-four thousand, three hundred seventy-three".