3110561 has 2 divisors, whose sum is σ = 3110562. Its totient is φ = 3110560.

The previous prime is 3110537. The next prime is 3110563. The reversal of 3110561 is 1650113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3045025 + 65536 = 1745^2 + 256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3110561 is a prime.

It is a Sophie Germain prime.

Together with 3110563, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3110563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555280 + 1555281.

It is an arithmetic number, because the mean of its divisors is an integer number (1555281).

Almost surely, 2^3110561 is an apocalyptic number.

It is an amenable number.

3110561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3110561 is an equidigital number, since it uses as much as digits as its factorization.

3110561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 3110561 is about 1763.6782586402. The cubic root of 3110561 is about 145.9753664576.

Adding to 3110561 its reverse (1650113), we get a palindrome (4760674).

The spelling of 3110561 in words is "three million, one hundred ten thousand, five hundred sixty-one".