185104141 has 2 divisors, whose sum is σ = 185104142. Its totient is φ = 185104140.

The previous prime is 185104133. The next prime is 185104163. The reversal of 185104141 is 141401581.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164583241 + 20520900 = 12829^2 + 4530^2 .

It is a cyclic number.

It is not a de Polignac number, because 185104141 - 2³ = 185104133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (185104541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92552070 + 92552071.

It is an arithmetic number, because the mean of its divisors is an integer number (92552071).

Almost surely, 2^185104141 is an apocalyptic number.

It is an amenable number.

185104141 is a deficient number, since it is larger than the sum of its proper divisors (1).

185104141 is an equidigital number, since it uses as much as digits as its factorization.

185104141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 185104141 is about 13605.2982694243. The cubic root of 185104141 is about 569.9088199283.

The spelling of 185104141 in words is "one hundred eighty-five million, one hundred four thousand, one hundred forty-one".