682129163 has 4 divisors (see below), whose sum is σ = 691736688. Its totient is φ = 672521640.

The previous prime is 682129157. The next prime is 682129171. The reversal of 682129163 is 361921286.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 682129163 - 2¹⁸ = 681867019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682129153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4803656 + ... + 4803797.

It is an arithmetic number, because the mean of its divisors is an integer number (172934172).

Almost surely, 2^682129163 is an apocalyptic number.

682129163 is a deficient number, since it is larger than the sum of its proper divisors (9607525).

682129163 is an equidigital number, since it uses as much as digits as its factorization.

682129163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9607524.

The product of its digits is 31104, while the sum is 38.

The square root of 682129163 is about 26117.6025507702. The cubic root of 682129163 is about 880.2827788708.

The spelling of 682129163 in words is "six hundred eighty-two million, one hundred twenty-nine thousand, one hundred sixty-three".