1682681313 has 8 divisors (see below), whose sum is σ = 2245106176. Its totient is φ = 1121022000.

The previous prime is 1682681309. The next prime is 1682681321. The reversal of 1682681313 is 3131862861.

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

It is not a de Polignac number, because 1682681313 - 2² = 1682681309 is a prime.

It is a super-2 number, since 2×1682681313² = 5662832802238807938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1682681303) 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, 186238 + ... + 195063.

It is an arithmetic number, because the mean of its divisors is an integer number (280638272).

Almost surely, 2^1682681313 is an apocalyptic number.

It is an amenable number.

1682681313 is a deficient number, since it is larger than the sum of its proper divisors (562424863).

1682681313 is a wasteful number, since it uses less digits than its factorization.

1682681313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382775.

The product of its digits is 41472, while the sum is 39.

The square root of 1682681313 is about 41020.4986927268. The cubic root of 1682681313 is about 1189.4164954673.

The spelling of 1682681313 in words is "one billion, six hundred eighty-two million, six hundred eighty-one thousand, three hundred thirteen".