3113528661 has 24 divisors (see below), whose sum is σ = 4522753664. Its totient is φ = 2063983680.

The previous prime is 3113528641. The next prime is 3113528681. The reversal of 3113528661 is 1668253113.

3113528661 is a `hidden beast` number, since 311 + 3 + 5 + 286 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (3113528641) and next prime (3113528681).

It is not a de Polignac number, because 3113528661 - 2⁷ = 3113528533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113528611) 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 23 ways as a sum of consecutive naturals, for example, 1360260 + ... + 1362546.

Almost surely, 2^3113528661 is an apocalyptic number.

It is an amenable number.

3113528661 is a deficient number, since it is larger than the sum of its proper divisors (1409225003).

3113528661 is a wasteful number, since it uses less digits than its factorization.

3113528661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3081 (or 3078 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 3113528661 is about 55799.0023297908. The cubic root of 3113528661 is about 1460.2177477507.

The spelling of 3113528661 in words is "three billion, one hundred thirteen million, five hundred twenty-eight thousand, six hundred sixty-one".