185234715131 has 2 divisors, whose sum is σ = 185234715132. Its totient is φ = 185234715130.

The previous prime is 185234715077. The next prime is 185234715167. The reversal of 185234715131 is 131517432581.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 185234715131 - 2³⁴ = 168054845947 is a prime.

It is a super-2 number, since 2×185234715131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (185234715031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92617357565 + 92617357566.

It is an arithmetic number, because the mean of its divisors is an integer number (92617357566).

Almost surely, 2^185234715131 is an apocalyptic number.

185234715131 is a deficient number, since it is larger than the sum of its proper divisors (1).

185234715131 is an equidigital number, since it uses as much as digits as its factorization.

185234715131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 41.

The spelling of 185234715131 in words is "one hundred eighty-five billion, two hundred thirty-four million, seven hundred fifteen thousand, one hundred thirty-one".