115231420214987 has 2 divisors, whose sum is σ = 115231420214988. Its totient is φ = 115231420214986.

The previous prime is 115231420214983. The next prime is 115231420215059. The reversal of 115231420214987 is 789412024132511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115231420214987 - 2² = 115231420214983 is a prime.

It is not a weakly prime, because it can be changed into another prime (115231420214983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57615710107493 + 57615710107494.

It is an arithmetic number, because the mean of its divisors is an integer number (57615710107494).

Almost surely, 2^{115231420214987} is an apocalyptic number.

115231420214987 is a deficient number, since it is larger than the sum of its proper divisors (1).

115231420214987 is an equidigital number, since it uses as much as digits as its factorization.

115231420214987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 115231420214987 in words is "one hundred fifteen trillion, two hundred thirty-one billion, four hundred twenty million, two hundred fourteen thousand, nine hundred eighty-seven".