128247882467 has 2 divisors, whose sum is σ = 128247882468. Its totient is φ = 128247882466.

The previous prime is 128247882463. The next prime is 128247882517. The reversal of 128247882467 is 764288742821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 128247882467 - 2² = 128247882463 is a prime.

It is not a weakly prime, because it can be changed into another prime (128247882463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64123941233 + 64123941234.

It is an arithmetic number, because the mean of its divisors is an integer number (64123941234).

Almost surely, 2^128247882467 is an apocalyptic number.

128247882467 is a deficient number, since it is larger than the sum of its proper divisors (1).

128247882467 is an equidigital number, since it uses as much as digits as its factorization.

128247882467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19267584, while the sum is 59.

The spelling of 128247882467 in words is "one hundred twenty-eight billion, two hundred forty-seven million, eight hundred eighty-two thousand, four hundred sixty-seven".