3989113 has 4 divisors (see below), whose sum is σ = 4048720. Its totient is φ = 3929508.

The previous prime is 3989093. The next prime is 3989119. The reversal of 3989113 is 3119893.

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: 3119893 = 7 ⋅445699.

It is a cyclic number.

It is not a de Polignac number, because 3989113 - 2⁹ = 3988601 is a prime.

It is a Duffinian number.

3989113 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3989119) 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, 29703 + ... + 29836.

It is an arithmetic number, because the mean of its divisors is an integer number (1012180).

Almost surely, 2^3989113 is an apocalyptic number.

It is an amenable number.

3989113 is a deficient number, since it is larger than the sum of its proper divisors (59607).

3989113 is an equidigital number, since it uses as much as digits as its factorization.

3989113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59606.

The product of its digits is 5832, while the sum is 34.

The square root of 3989113 is about 1997.2763954946. The cubic root of 3989113 is about 158.5959573791.

The spelling of 3989113 in words is "three million, nine hundred eighty-nine thousand, one hundred thirteen".