683900803 has 4 divisors (see below), whose sum is σ = 724130280. Its totient is φ = 643671328.

The previous prime is 683900783. The next prime is 683900809. The reversal of 683900803 is 308009386.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683900803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (683900809) 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, 20114713 + ... + 20114746.

It is an arithmetic number, because the mean of its divisors is an integer number (181032570).

Almost surely, 2^683900803 is an apocalyptic number.

683900803 is a deficient number, since it is larger than the sum of its proper divisors (40229477).

683900803 is a wasteful number, since it uses less digits than its factorization.

683900803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40229476.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 683900803 is about 26151.4971464350. The cubic root of 683900803 is about 881.0442162698.

The spelling of 683900803 in words is "six hundred eighty-three million, nine hundred thousand, eight hundred three".