3996399113 has 4 divisors (see below), whose sum is σ = 4567313280. Its totient is φ = 3425484948.

The previous prime is 3996399107. The next prime is 3996399137. The reversal of 3996399113 is 3119936993.

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: 3119936993 = 773 ⋅4036141.

It is a cyclic number.

It is not a de Polignac number, because 3996399113 - 2⁴ = 3996399097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3996399103) 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, 285457073 + ... + 285457086.

It is an arithmetic number, because the mean of its divisors is an integer number (1141828320).

Almost surely, 2^3996399113 is an apocalyptic number.

It is an amenable number.

3996399113 is a deficient number, since it is larger than the sum of its proper divisors (570914167).

3996399113 is an equidigital number, since it uses as much as digits as its factorization.

3996399113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570914166.

The product of its digits is 1062882, while the sum is 53.

The square root of 3996399113 is about 63217.0792824218. The cubic root of 3996399113 is about 1586.9245713092.

The spelling of 3996399113 in words is "three billion, nine hundred ninety-six million, three hundred ninety-nine thousand, one hundred thirteen".