122832478687 has 2 divisors, whose sum is σ = 122832478688. Its totient is φ = 122832478686.

The previous prime is 122832478649. The next prime is 122832478697. The reversal of 122832478687 is 786874238221.

It is a strong prime.

It is an emirp because it is prime and its reverse (786874238221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122832478687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122832478697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61416239343 + 61416239344.

It is an arithmetic number, because the mean of its divisors is an integer number (61416239344).

Almost surely, 2^122832478687 is an apocalyptic number.

122832478687 is a deficient number, since it is larger than the sum of its proper divisors (1).

122832478687 is an equidigital number, since it uses as much as digits as its factorization.

122832478687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14450688, while the sum is 58.

The spelling of 122832478687 in words is "one hundred twenty-two billion, eight hundred thirty-two million, four hundred seventy-eight thousand, six hundred eighty-seven".