192148991929 has 2 divisors, whose sum is σ = 192148991930. Its totient is φ = 192148991928.

The previous prime is 192148991917. The next prime is 192148991933. The reversal of 192148991929 is 929199841291.

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., 178655846329 + 13493145600 = 422677^2 + 116160^2 .

It is an emirp because it is prime and its reverse (929199841291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 192148991929 - 2¹⁷ = 192148860857 is a prime.

It is not a weakly prime, because it can be changed into another prime (192148991989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96074495964 + 96074495965.

It is an arithmetic number, because the mean of its divisors is an integer number (96074495965).

Almost surely, 2^192148991929 is an apocalyptic number.

It is an amenable number.

192148991929 is a deficient number, since it is larger than the sum of its proper divisors (1).

192148991929 is an equidigital number, since it uses as much as digits as its factorization.

192148991929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7558272, while the sum is 64.

The spelling of 192148991929 in words is "one hundred ninety-two billion, one hundred forty-eight million, nine hundred ninety-one thousand, nine hundred twenty-nine".