115528739 has 2 divisors, whose sum is σ = 115528740. Its totient is φ = 115528738.

The previous prime is 115528733. The next prime is 115528757. The reversal of 115528739 is 937825511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115528739 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 115528696 and 115528705.

It is not a weakly prime, because it can be changed into another prime (115528733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57764369 + 57764370.

It is an arithmetic number, because the mean of its divisors is an integer number (57764370).

Almost surely, 2^115528739 is an apocalyptic number.

115528739 is a deficient number, since it is larger than the sum of its proper divisors (1).

115528739 is an equidigital number, since it uses as much as digits as its factorization.

115528739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 41.

The square root of 115528739 is about 10748.4296062262. The cubic root of 115528739 is about 487.0385573549.

The spelling of 115528739 in words is "one hundred fifteen million, five hundred twenty-eight thousand, seven hundred thirty-nine".