2115770803 has 2 divisors, whose sum is σ = 2115770804. Its totient is φ = 2115770802.

The previous prime is 2115770791. The next prime is 2115770809. The reversal of 2115770803 is 3080775112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2115770803 - 2⁵ = 2115770771 is a prime.

It is not a weakly prime, because it can be changed into another prime (2115770809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057885401 + 1057885402.

It is an arithmetic number, because the mean of its divisors is an integer number (1057885402).

Almost surely, 2^2115770803 is an apocalyptic number.

2115770803 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115770803 is an equidigital number, since it uses as much as digits as its factorization.

2115770803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 2115770803 is about 45997.5086607960. The cubic root of 2115770803 is about 1283.7768499912.

The spelling of 2115770803 in words is "two billion, one hundred fifteen million, seven hundred seventy thousand, eight hundred three".