185132144047 has 2 divisors, whose sum is σ = 185132144048. Its totient is φ = 185132144046.

The previous prime is 185132144011. The next prime is 185132144059. The reversal of 185132144047 is 740441231581.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-185132144047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (185132145047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92566072023 + 92566072024.

It is an arithmetic number, because the mean of its divisors is an integer number (92566072024).

Almost surely, 2^185132144047 is an apocalyptic number.

185132144047 is a deficient number, since it is larger than the sum of its proper divisors (1).

185132144047 is an equidigital number, since it uses as much as digits as its factorization.

185132144047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 185132144047 in words is "one hundred eighty-five billion, one hundred thirty-two million, one hundred forty-four thousand, forty-seven".