192729090901 has 2 divisors, whose sum is σ = 192729090902. Its totient is φ = 192729090900.

The previous prime is 192729090889. The next prime is 192729090907. The reversal of 192729090901 is 109090927291.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187688232900 + 5040858001 = 433230^2 + 70999^2 .

It is a cyclic number.

It is not a de Polignac number, because 192729090901 - 2⁷ = 192729090773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (192729090907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96364545450 + 96364545451.

It is an arithmetic number, because the mean of its divisors is an integer number (96364545451).

Almost surely, 2^192729090901 is an apocalyptic number.

It is an amenable number.

192729090901 is a deficient number, since it is larger than the sum of its proper divisors (1).

192729090901 is an equidigital number, since it uses as much as digits as its factorization.

192729090901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 49.

The spelling of 192729090901 in words is "one hundred ninety-two billion, seven hundred twenty-nine million, ninety thousand, nine hundred one".