172475339 has 2 divisors, whose sum is σ = 172475340. Its totient is φ = 172475338.

The previous prime is 172475311. The next prime is 172475341. The reversal of 172475339 is 933574271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172475339 - 2¹⁶ = 172409803 is a prime.

Together with 172475341, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 172475296 and 172475305.

It is not a weakly prime, because it can be changed into another prime (172475239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86237669 + 86237670.

It is an arithmetic number, because the mean of its divisors is an integer number (86237670).

Almost surely, 2^172475339 is an apocalyptic number.

172475339 is a deficient number, since it is larger than the sum of its proper divisors (1).

172475339 is an equidigital number, since it uses as much as digits as its factorization.

172475339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 41.

The square root of 172475339 is about 13132.9866747819. The cubic root of 172475339 is about 556.6416119735.

The spelling of 172475339 in words is "one hundred seventy-two million, four hundred seventy-five thousand, three hundred thirty-nine".