128294837603 has 2 divisors, whose sum is σ = 128294837604. Its totient is φ = 128294837602.

The previous prime is 128294837537. The next prime is 128294837609. The reversal of 128294837603 is 306738492821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128294837603 - 2¹⁴ = 128294821219 is a prime.

It is not a weakly prime, because it can be changed into another prime (128294837609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64147418801 + 64147418802.

It is an arithmetic number, because the mean of its divisors is an integer number (64147418802).

Almost surely, 2^128294837603 is an apocalyptic number.

128294837603 is a deficient number, since it is larger than the sum of its proper divisors (1).

128294837603 is an equidigital number, since it uses as much as digits as its factorization.

128294837603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 128294837603 in words is "one hundred twenty-eight billion, two hundred ninety-four million, eight hundred thirty-seven thousand, six hundred three".