193072173029 has 2 divisors, whose sum is σ = 193072173030. Its totient is φ = 193072173028.

The previous prime is 193072173001. The next prime is 193072173059. The reversal of 193072173029 is 920371270391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139500756004 + 53571417025 = 373498^2 + 231455^2 .

It is an emirp because it is prime and its reverse (920371270391) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 193072173029 - 2⁸ = 193072172773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (193072173059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96536086514 + 96536086515.

It is an arithmetic number, because the mean of its divisors is an integer number (96536086515).

Almost surely, 2^193072173029 is an apocalyptic number.

It is an amenable number.

193072173029 is a deficient number, since it is larger than the sum of its proper divisors (1).

193072173029 is an equidigital number, since it uses as much as digits as its factorization.

193072173029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 44.

The spelling of 193072173029 in words is "one hundred ninety-three billion, seventy-two million, one hundred seventy-three thousand, twenty-nine".