172475299 has 2 divisors, whose sum is σ = 172475300. Its totient is φ = 172475298.

The previous prime is 172475297. The next prime is 172475311. The reversal of 172475299 is 992574271.

It is a happy number.

172475299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 172475299 - 2¹ = 172475297 is a prime.

Together with 172475297, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (172475297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86237649 + 86237650.

It is an arithmetic number, because the mean of its divisors is an integer number (86237650).

Almost surely, 2^172475299 is an apocalyptic number.

172475299 is a deficient number, since it is larger than the sum of its proper divisors (1).

172475299 is an equidigital number, since it uses as much as digits as its factorization.

172475299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 46.

The square root of 172475299 is about 13132.9851518990. The cubic root of 172475299 is about 556.6415689419.

The spelling of 172475299 in words is "one hundred seventy-two million, four hundred seventy-five thousand, two hundred ninety-nine".