115187194459 has 2 divisors, whose sum is σ = 115187194460. Its totient is φ = 115187194458.

The previous prime is 115187194391. The next prime is 115187194489. The reversal of 115187194459 is 954491781511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115187194459 - 2¹³ = 115187186267 is a prime.

It is not a weakly prime, because it can be changed into another prime (115187194489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57593597229 + 57593597230.

It is an arithmetic number, because the mean of its divisors is an integer number (57593597230).

Almost surely, 2^115187194459 is an apocalyptic number.

115187194459 is a deficient number, since it is larger than the sum of its proper divisors (1).

115187194459 is an equidigital number, since it uses as much as digits as its factorization.

115187194459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 55.

The spelling of 115187194459 in words is "one hundred fifteen billion, one hundred eighty-seven million, one hundred ninety-four thousand, four hundred fifty-nine".