3981113 has 8 divisors (see below), whose sum is σ = 4139520. Its totient is φ = 3824640.

The previous prime is 3981101. The next prime is 3981119. The reversal of 3981113 is 3111893.

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

It is a cyclic number.

It is not a de Polignac number, because 3981113 - 2⁴ = 3981097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3981119) 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, 4793 + ... + 5561.

It is an arithmetic number, because the mean of its divisors is an integer number (517440).

Almost surely, 2^3981113 is an apocalyptic number.

It is an amenable number.

3981113 is a deficient number, since it is larger than the sum of its proper divisors (158407).

3981113 is a wasteful number, since it uses less digits than its factorization.

3981113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967.

The product of its digits is 648, while the sum is 26.

The square root of 3981113 is about 1995.2726630714. The cubic root of 3981113 is about 158.4898672316.

The spelling of 3981113 in words is "three million, nine hundred eighty-one thousand, one hundred thirteen".