192873729137 has 2 divisors, whose sum is σ = 192873729138. Its totient is φ = 192873729136.

The previous prime is 192873729049. The next prime is 192873729149. The reversal of 192873729137 is 731927378291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130693818256 + 62179910881 = 361516^2 + 249359^2 .

It is a cyclic number.

It is not a de Polignac number, because 192873729137 - 2¹⁶ = 192873663601 is a prime.

It is not a weakly prime, because it can be changed into another prime (192893729137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96436864568 + 96436864569.

It is an arithmetic number, because the mean of its divisors is an integer number (96436864569).

Almost surely, 2^192873729137 is an apocalyptic number.

It is an amenable number.

192873729137 is a deficient number, since it is larger than the sum of its proper divisors (1).

192873729137 is an equidigital number, since it uses as much as digits as its factorization.

192873729137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8001504, while the sum is 59.

The spelling of 192873729137 in words is "one hundred ninety-two billion, eight hundred seventy-three million, seven hundred twenty-nine thousand, one hundred thirty-seven".