172284713 has 2 divisors, whose sum is σ = 172284714. Its totient is φ = 172284712.

The previous prime is 172284667. The next prime is 172284733. The reversal of 172284713 is 317482271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150503824 + 21780889 = 12268^2 + 4667^2 .

It is a cyclic number.

It is not a de Polignac number, because 172284713 - 2⁶ = 172284649 is a prime.

It is not a weakly prime, because it can be changed into another prime (172284733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86142356 + 86142357.

It is an arithmetic number, because the mean of its divisors is an integer number (86142357).

Almost surely, 2^172284713 is an apocalyptic number.

It is an amenable number.

172284713 is a deficient number, since it is larger than the sum of its proper divisors (1).

172284713 is an equidigital number, since it uses as much as digits as its factorization.

172284713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 35.

The square root of 172284713 is about 13125.7271417625. The cubic root of 172284713 is about 556.4364628762.

The spelling of 172284713 in words is "one hundred seventy-two million, two hundred eighty-four thousand, seven hundred thirteen".