683667311 has 4 divisors (see below), whose sum is σ = 698213472. Its totient is φ = 669121152.

The previous prime is 683667269. The next prime is 683667317. The reversal of 683667311 is 113766386.

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 683667311 - 2⁶ = 683667247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683667317) 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, 7273010 + ... + 7273103.

It is an arithmetic number, because the mean of its divisors is an integer number (174553368).

Almost surely, 2^683667311 is an apocalyptic number.

683667311 is a deficient number, since it is larger than the sum of its proper divisors (14546161).

683667311 is a wasteful number, since it uses less digits than its factorization.

683667311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14546160.

The product of its digits is 108864, while the sum is 41.

The square root of 683667311 is about 26147.0325467346. The cubic root of 683667311 is about 880.9439384756.

It can be divided in two parts, 6836 and 67311, that added together give a palindrome (74147).

The spelling of 683667311 in words is "six hundred eighty-three million, six hundred sixty-seven thousand, three hundred eleven".