2061165103 has 2 divisors, whose sum is σ = 2061165104. Its totient is φ = 2061165102.

The previous prime is 2061165047. The next prime is 2061165121. The reversal of 2061165103 is 3015611602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061165103 - 2²⁵ = 2027610671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2061165133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030582551 + 1030582552.

It is an arithmetic number, because the mean of its divisors is an integer number (1030582552).

Almost surely, 2^2061165103 is an apocalyptic number.

2061165103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061165103 is an equidigital number, since it uses as much as digits as its factorization.

2061165103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2061165103 is about 45400.0562004057. The cubic root of 2061165103 is about 1272.6361641790.

Adding to 2061165103 its reverse (3015611602), we get a palindrome (5076776705).

The spelling of 2061165103 in words is "two billion, sixty-one million, one hundred sixty-five thousand, one hundred three".