1680333303 has 16 divisors (see below), whose sum is σ = 2451062016. Its totient is φ = 1015491840.

The previous prime is 1680333271. The next prime is 1680333313. The reversal of 1680333303 is 3033330861.

It is not a de Polignac number, because 1680333303 - 2⁵ = 1680333271 is a prime.

It is a super-3 number, since 3×1680333303³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1680333313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60475 + ... + 83772.

It is an arithmetic number, because the mean of its divisors is an integer number (153191376).

Almost surely, 2^1680333303 is an apocalyptic number.

1680333303 is a deficient number, since it is larger than the sum of its proper divisors (770728713).

1680333303 is a wasteful number, since it uses less digits than its factorization.

1680333303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144614.

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 1680333303 is about 40991.8687424714. The cubic root of 1680333303 is about 1188.8630015057.

The spelling of 1680333303 in words is "one billion, six hundred eighty million, three hundred thirty-three thousand, three hundred three".