172306453127 has 2 divisors, whose sum is σ = 172306453128. Its totient is φ = 172306453126.

The previous prime is 172306453117. The next prime is 172306453141. The reversal of 172306453127 is 721354603271.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (721354603271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 172306453127 - 2¹² = 172306449031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172306453117) 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, 86153226563 + 86153226564.

It is an arithmetic number, because the mean of its divisors is an integer number (86153226564).

Almost surely, 2^172306453127 is an apocalyptic number.

172306453127 is a deficient number, since it is larger than the sum of its proper divisors (1).

172306453127 is an equidigital number, since it uses as much as digits as its factorization.

172306453127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 172306453127 in words is "one hundred seventy-two billion, three hundred six million, four hundred fifty-three thousand, one hundred twenty-seven".