3113423561 has 2 divisors, whose sum is σ = 3113423562. Its totient is φ = 3113423560.

The previous prime is 3113423507. The next prime is 3113423587. The reversal of 3113423561 is 1653243113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3090804025 + 22619536 = 55595^2 + 4756^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113423561 - 2¹⁰ = 3113422537 is a prime.

It is not a weakly prime, because it can be changed into another prime (3113420561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556711780 + 1556711781.

It is an arithmetic number, because the mean of its divisors is an integer number (1556711781).

Almost surely, 2^3113423561 is an apocalyptic number.

It is an amenable number.

3113423561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113423561 is an equidigital number, since it uses as much as digits as its factorization.

3113423561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 3113423561 is about 55798.0605487323. The cubic root of 3113423561 is about 1460.2013172384.

Adding to 3113423561 its reverse (1653243113), we get a palindrome (4766666674).

The spelling of 3113423561 in words is "three billion, one hundred thirteen million, four hundred twenty-three thousand, five hundred sixty-one".