6123610109 has 2 divisors, whose sum is σ = 6123610110. Its totient is φ = 6123610108.

The previous prime is 6123610099. The next prime is 6123610127. The reversal of 6123610109 is 9010163216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5684707609 + 438902500 = 75397^2 + 20950^2 .

It is a cyclic number.

It is not a de Polignac number, because 6123610109 - 2¹⁶ = 6123544573 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6123610169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3061805054 + 3061805055.

It is an arithmetic number, because the mean of its divisors is an integer number (3061805055).

Almost surely, 2^6123610109 is an apocalyptic number.

It is an amenable number.

6123610109 is a deficient number, since it is larger than the sum of its proper divisors (1).

6123610109 is an equidigital number, since it uses as much as digits as its factorization.

6123610109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 6123610109 is about 78253.4990208106. The cubic root of 6123610109 is about 1829.5144490025.

The spelling of 6123610109 in words is "six billion, one hundred twenty-three million, six hundred ten thousand, one hundred nine".