2115264043 has 2 divisors, whose sum is σ = 2115264044. Its totient is φ = 2115264042.

The previous prime is 2115264029. The next prime is 2115264101. The reversal of 2115264043 is 3404625112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2115264043 - 2¹³ = 2115255851 is a prime.

It is not a weakly prime, because it can be changed into another prime (2115264343) 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, 1057632021 + 1057632022.

It is an arithmetic number, because the mean of its divisors is an integer number (1057632022).

Almost surely, 2^2115264043 is an apocalyptic number.

2115264043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115264043 is an equidigital number, since it uses as much as digits as its factorization.

2115264043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2115264043 is about 45991.9997716994. Note that the first 3 decimals coincide. The cubic root of 2115264043 is about 1283.6743469692.

Adding to 2115264043 its reverse (3404625112), we get a palindrome (5519889155).

The spelling of 2115264043 in words is "two billion, one hundred fifteen million, two hundred sixty-four thousand, forty-three".