683861315 has 16 divisors (see below), whose sum is σ = 831967200. Its totient is φ = 539565312.

The previous prime is 683861309. The next prime is 683861371. The reversal of 683861315 is 513168386.

It is a cyclic number.

It is not a de Polignac number, because 683861315 - 2¹² = 683857219 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195401 + ... + 198869.

It is an arithmetic number, because the mean of its divisors is an integer number (51997950).

Almost surely, 2^683861315 is an apocalyptic number.

683861315 is a deficient number, since it is larger than the sum of its proper divisors (148105885).

683861315 is a wasteful number, since it uses less digits than its factorization.

683861315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006.

The product of its digits is 103680, while the sum is 41.

The square root of 683861315 is about 26150.7421500806. The cubic root of 683861315 is about 881.0272589648.

The spelling of 683861315 in words is "six hundred eighty-three million, eight hundred sixty-one thousand, three hundred fifteen".