3113106643 has 2 divisors, whose sum is σ = 3113106644. Its totient is φ = 3113106642.

The previous prime is 3113106641. The next prime is 3113106673. The reversal of 3113106643 is 3466013113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3113106643 - 2¹ = 3113106641 is a prime.

Together with 3113106641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3113106641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556553321 + 1556553322.

It is an arithmetic number, because the mean of its divisors is an integer number (1556553322).

Almost surely, 2^3113106643 is an apocalyptic number.

3113106643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113106643 is an equidigital number, since it uses as much as digits as its factorization.

3113106643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 3113106643 is about 55795.2206107297. The cubic root of 3113106643 is about 1460.1517705177.

Adding to 3113106643 its reverse (3466013113), we get a palindrome (6579119756).

The spelling of 3113106643 in words is "three billion, one hundred thirteen million, one hundred six thousand, six hundred forty-three".