5611968101 has 2 divisors, whose sum is σ = 5611968102. Its totient is φ = 5611968100.

The previous prime is 5611968091. The next prime is 5611968137. The reversal of 5611968101 is 1018691165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4519335076 + 1092633025 = 67226^2 + 33055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5611968101 is a prime.

It is a Sophie Germain 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 (5611968151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805984050 + 2805984051.

It is an arithmetic number, because the mean of its divisors is an integer number (2805984051).

Almost surely, 2^5611968101 is an apocalyptic number.

It is an amenable number.

5611968101 is a deficient number, since it is larger than the sum of its proper divisors (1).

5611968101 is an equidigital number, since it uses as much as digits as its factorization.

5611968101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 38.

The square root of 5611968101 is about 74913.0702948424. The cubic root of 5611968101 is about 1777.0721658124.

The spelling of 5611968101 in words is "five billion, six hundred eleven million, nine hundred sixty-eight thousand, one hundred one".