172142269199 has 2 divisors, whose sum is σ = 172142269200. Its totient is φ = 172142269198.

The previous prime is 172142269163. The next prime is 172142269217. The reversal of 172142269199 is 991962241271.

It is a strong prime.

It is an emirp because it is prime and its reverse (991962241271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 172142269199 - 2¹² = 172142265103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 172142269199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172141269199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86071134599 + 86071134600.

It is an arithmetic number, because the mean of its divisors is an integer number (86071134600).

Almost surely, 2^172142269199 is an apocalyptic number.

172142269199 is a deficient number, since it is larger than the sum of its proper divisors (1).

172142269199 is an equidigital number, since it uses as much as digits as its factorization.

172142269199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 53.

The spelling of 172142269199 in words is "one hundred seventy-two billion, one hundred forty-two million, two hundred sixty-nine thousand, one hundred ninety-nine".