187512034113 has 12 divisors (see below), whose sum is σ = 285106017040. Its totient is φ = 118428653016.

The previous prime is 187512034111. The next prime is 187512034117. The reversal of 187512034113 is 311430215781.

187512034113 is a `hidden beast` number, since 187 + 5 + 120 + 341 + 13 = 666.

It is not a de Polignac number, because 187512034113 - 2¹ = 187512034111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (187512034111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 548280631 + ... + 548280972.

Almost surely, 2^187512034113 is an apocalyptic number.

It is an amenable number.

187512034113 is a deficient number, since it is larger than the sum of its proper divisors (97593982927).

187512034113 is a wasteful number, since it uses less digits than its factorization.

187512034113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096561628 (or 1096561625 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

Adding to 187512034113 its reverse (311430215781), we get a palindrome (498942249894).

The spelling of 187512034113 in words is "one hundred eighty-seven billion, five hundred twelve million, thirty-four thousand, one hundred thirteen".