6109965973 has 2 divisors, whose sum is σ = 6109965974. Its totient is φ = 6109965972.

The previous prime is 6109965943. The next prime is 6109966033. The reversal of 6109965973 is 3795699016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5779344484 + 330621489 = 76022^2 + 18183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6109965973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6109965913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3054982986 + 3054982987.

It is an arithmetic number, because the mean of its divisors is an integer number (3054982987).

Almost surely, 2^6109965973 is an apocalyptic number.

It is an amenable number.

6109965973 is a deficient number, since it is larger than the sum of its proper divisors (1).

6109965973 is an equidigital number, since it uses as much as digits as its factorization.

6109965973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2755620, while the sum is 55.

The square root of 6109965973 is about 78166.2713259370. The cubic root of 6109965973 is about 1828.1546462041.

The spelling of 6109965973 in words is "six billion, one hundred nine million, nine hundred sixty-five thousand, nine hundred seventy-three".