172570063 has 2 divisors, whose sum is σ = 172570064. Its totient is φ = 172570062.

The previous prime is 172570061. The next prime is 172570129. The reversal of 172570063 is 360075271.

It is a weak prime.

It is an emirp because it is prime and its reverse (360075271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 172570063 - 2¹ = 172570061 is a prime.

Together with 172570061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172570061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86285031 + 86285032.

It is an arithmetic number, because the mean of its divisors is an integer number (86285032).

Almost surely, 2^172570063 is an apocalyptic number.

172570063 is a deficient number, since it is larger than the sum of its proper divisors (1).

172570063 is an equidigital number, since it uses as much as digits as its factorization.

172570063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 172570063 is about 13136.5925186100. The cubic root of 172570063 is about 556.7434964335.

The spelling of 172570063 in words is "one hundred seventy-two million, five hundred seventy thousand, sixty-three".