1680546603 has 8 divisors (see below), whose sum is σ = 2250600768. Its totient is φ = 1115428424.

The previous prime is 1680546587. The next prime is 1680546629. The reversal of 1680546603 is 3066450861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1680546603 - 2⁴ = 1680546587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1680546103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1233201 + ... + 1234562.

It is an arithmetic number, because the mean of its divisors is an integer number (281325096).

Almost surely, 2^1680546603 is an apocalyptic number.

1680546603 is a deficient number, since it is larger than the sum of its proper divisors (570054165).

1680546603 is a wasteful number, since it uses less digits than its factorization.

1680546603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467993.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1680546603 is about 40994.4703954082. The cubic root of 1680546603 is about 1188.9133037778.

The spelling of 1680546603 in words is "one billion, six hundred eighty million, five hundred forty-six thousand, six hundred three".