172475263 has 2 divisors, whose sum is σ = 172475264. Its totient is φ = 172475262.

The previous prime is 172475239. The next prime is 172475269. The reversal of 172475263 is 362574271.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172475263 - 2¹⁷ = 172344191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172475269) 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, 86237631 + 86237632.

It is an arithmetic number, because the mean of its divisors is an integer number (86237632).

Almost surely, 2^172475263 is an apocalyptic number.

172475263 is a deficient number, since it is larger than the sum of its proper divisors (1).

172475263 is an equidigital number, since it uses as much as digits as its factorization.

172475263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 37.

The square root of 172475263 is about 13132.9837813042. The cubic root of 172475263 is about 556.6415302135.

The spelling of 172475263 in words is "one hundred seventy-two million, four hundred seventy-five thousand, two hundred sixty-three".