3113021653 has 4 divisors (see below), whose sum is σ = 3557739040. Its totient is φ = 2668304268.

The previous prime is 3113021647. The next prime is 3113021663. The reversal of 3113021653 is 3561203113.

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.

It is not a de Polignac number, because 3113021653 - 2¹⁷ = 3112890581 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113021663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222358683 + ... + 222358696.

It is an arithmetic number, because the mean of its divisors is an integer number (889434760).

Almost surely, 2^3113021653 is an apocalyptic number.

It is an amenable number.

3113021653 is a deficient number, since it is larger than the sum of its proper divisors (444717387).

3113021653 is an equidigital number, since it uses as much as digits as its factorization.

3113021653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444717386.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3113021653 is about 55794.4589811569. The cubic root of 3113021653 is about 1460.1384826734.

Adding to 3113021653 its reverse (3561203113), we get a palindrome (6674224766).

The spelling of 3113021653 in words is "three billion, one hundred thirteen million, twenty-one thousand, six hundred fifty-three".