115135529 has 2 divisors, whose sum is σ = 115135530. Its totient is φ = 115135528.

The previous prime is 115135513. The next prime is 115135541. The reversal of 115135529 is 925531511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113379904 + 1755625 = 10648^2 + 1325^2 .

It is an emirp because it is prime and its reverse (925531511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115135529 - 2⁴ = 115135513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115135495 and 115135504.

It is not a weakly prime, because it can be changed into another prime (115135549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57567764 + 57567765.

It is an arithmetic number, because the mean of its divisors is an integer number (57567765).

Almost surely, 2^115135529 is an apocalyptic number.

It is an amenable number.

115135529 is a deficient number, since it is larger than the sum of its proper divisors (1).

115135529 is an equidigital number, since it uses as much as digits as its factorization.

115135529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6750, while the sum is 32.

The square root of 115135529 is about 10730.1225062904. The cubic root of 115135529 is about 486.4853728825.

The spelling of 115135529 in words is "one hundred fifteen million, one hundred thirty-five thousand, five hundred twenty-nine".