1683923383 has 4 divisors (see below), whose sum is σ = 1684107040. Its totient is φ = 1683739728.

The previous prime is 1683923377. The next prime is 1683923399. The reversal of 1683923383 is 3833293861.

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-1683923383 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 (1683923303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77310 + ... + 96667.

It is an arithmetic number, because the mean of its divisors is an integer number (421026760).

Almost surely, 2^1683923383 is an apocalyptic number.

1683923383 is a deficient number, since it is larger than the sum of its proper divisors (183657).

1683923383 is an equidigital number, since it uses as much as digits as its factorization.

1683923383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183656.

The product of its digits is 559872, while the sum is 46.

The square root of 1683923383 is about 41035.6355257232. The cubic root of 1683923383 is about 1189.7090791323.

The spelling of 1683923383 in words is "one billion, six hundred eighty-three million, nine hundred twenty-three thousand, three hundred eighty-three".