2115729263 has 2 divisors, whose sum is σ = 2115729264. Its totient is φ = 2115729262.

The previous prime is 2115729247. The next prime is 2115729269. The reversal of 2115729263 is 3629275112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2115729263 - 2⁴ = 2115729247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2115729269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057864631 + 1057864632.

It is an arithmetic number, because the mean of its divisors is an integer number (1057864632).

Almost surely, 2^2115729263 is an apocalyptic number.

2115729263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115729263 is an equidigital number, since it uses as much as digits as its factorization.

2115729263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 2115729263 is about 45997.0571123849. The cubic root of 2115729263 is about 1283.7684482558.

The spelling of 2115729263 in words is "two billion, one hundred fifteen million, seven hundred twenty-nine thousand, two hundred sixty-three".