115357105987 has 2 divisors, whose sum is σ = 115357105988. Its totient is φ = 115357105986.

The previous prime is 115357105973. The next prime is 115357105999. The reversal of 115357105987 is 789501753511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115357105987 - 2⁷ = 115357105859 is a prime.

It is not a weakly prime, because it can be changed into another prime (115357105907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57678552993 + 57678552994.

It is an arithmetic number, because the mean of its divisors is an integer number (57678552994).

Almost surely, 2^115357105987 is an apocalyptic number.

115357105987 is a deficient number, since it is larger than the sum of its proper divisors (1).

115357105987 is an equidigital number, since it uses as much as digits as its factorization.

115357105987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1323000, while the sum is 52.

The spelling of 115357105987 in words is "one hundred fifteen billion, three hundred fifty-seven million, one hundred five thousand, nine hundred eighty-seven".