115529801 has 2 divisors, whose sum is σ = 115529802. Its totient is φ = 115529800.

The previous prime is 115529767. The next prime is 115529803. The reversal of 115529801 is 108925511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115004176 + 525625 = 10724^2 + 725^2 .

It is a cyclic number.

It is not a de Polignac number, because 115529801 - 2⁶ = 115529737 is a prime.

Together with 115529803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (115529803) 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, 57764900 + 57764901.

It is an arithmetic number, because the mean of its divisors is an integer number (57764901).

Almost surely, 2^115529801 is an apocalyptic number.

It is an amenable number.

115529801 is a deficient number, since it is larger than the sum of its proper divisors (1).

115529801 is an equidigital number, since it uses as much as digits as its factorization.

115529801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 32.

The square root of 115529801 is about 10748.4790086784. The cubic root of 115529801 is about 487.0400497206.

The spelling of 115529801 in words is "one hundred fifteen million, five hundred twenty-nine thousand, eight hundred one".