3113021 has 8 divisors (see below), whose sum is σ = 3198720. Its totient is φ = 3028608.

The previous prime is 3113009. The next prime is 3113039. The reversal of 3113021 is 1203113.

3113021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3113021 - 2¹⁴ = 3096637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3112993 and 3113011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6260 + ... + 6738.

It is an arithmetic number, because the mean of its divisors is an integer number (399840).

Almost surely, 2^3113021 is an apocalyptic number.

It is an amenable number.

3113021 is a deficient number, since it is larger than the sum of its proper divisors (85699).

3113021 is an equidigital number, since it uses as much as digits as its factorization.

3113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 3113021 is about 1764.3755269216. The cubic root of 3113021 is about 146.0138380579.

Adding to 3113021 its reverse (1203113), we get a palindrome (4316134).

It can be divided in two parts, 31 and 13021, that multiplied together give a triangular number (403651 = T₈₉₈).

The spelling of 3113021 in words is "three million, one hundred thirteen thousand, twenty-one".