185137112183 has 2 divisors, whose sum is σ = 185137112184. Its totient is φ = 185137112182.

The previous prime is 185137112143. The next prime is 185137112311. The reversal of 185137112183 is 381211731581.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-185137112183 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 185137112183.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (185137112143) 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 as a sum of consecutive naturals, namely, 92568556091 + 92568556092.

It is an arithmetic number, because the mean of its divisors is an integer number (92568556092).

Almost surely, 2^185137112183 is an apocalyptic number.

185137112183 is a deficient number, since it is larger than the sum of its proper divisors (1).

185137112183 is an equidigital number, since it uses as much as digits as its factorization.

185137112183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 41.

The spelling of 185137112183 in words is "one hundred eighty-five billion, one hundred thirty-seven million, one hundred twelve thousand, one hundred eighty-three".