115312442587 has 2 divisors, whose sum is σ = 115312442588. Its totient is φ = 115312442586.

The previous prime is 115312442473. The next prime is 115312442593. The reversal of 115312442587 is 785244213511.

It is a strong prime.

It is an emirp because it is prime and its reverse (785244213511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115312442587 - 2²⁷ = 115178224859 is a prime.

It is not a weakly prime, because it can be changed into another prime (115312442087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57656221293 + 57656221294.

It is an arithmetic number, because the mean of its divisors is an integer number (57656221294).

Almost surely, 2^115312442587 is an apocalyptic number.

115312442587 is a deficient number, since it is larger than the sum of its proper divisors (1).

115312442587 is an equidigital number, since it uses as much as digits as its factorization.

115312442587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 43.

The spelling of 115312442587 in words is "one hundred fifteen billion, three hundred twelve million, four hundred forty-two thousand, five hundred eighty-seven".