3916683997 has 4 divisors (see below), whose sum is σ = 4122825280. Its totient is φ = 3710542716.

The previous prime is 3916683931. The next prime is 3916684019. The reversal of 3916683997 is 7993866193.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7993866193 = 26591 ⋅300623.

It is a cyclic number.

It is not a de Polignac number, because 3916683997 - 2¹⁵ = 3916651229 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 (3916683697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103070613 + ... + 103070650.

It is an arithmetic number, because the mean of its divisors is an integer number (1030706320).

Almost surely, 2^3916683997 is an apocalyptic number.

It is an amenable number.

3916683997 is a deficient number, since it is larger than the sum of its proper divisors (206141283).

3916683997 is a wasteful number, since it uses less digits than its factorization.

3916683997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206141282.

The product of its digits is 13226976, while the sum is 61.

The square root of 3916683997 is about 62583.4163097541. The cubic root of 3916683997 is about 1576.3023070361.

The spelling of 3916683997 in words is "three billion, nine hundred sixteen million, six hundred eighty-three thousand, nine hundred ninety-seven".