115040315729 has 2 divisors, whose sum is σ = 115040315730. Its totient is φ = 115040315728.

The previous prime is 115040315717. The next prime is 115040315777. The reversal of 115040315729 is 927513040511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88625290000 + 26415025729 = 297700^2 + 162527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115040315729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115040315692 and 115040315701.

It is not a weakly prime, because it can be changed into another prime (115040315029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57520157864 + 57520157865.

It is an arithmetic number, because the mean of its divisors is an integer number (57520157865).

Almost surely, 2^115040315729 is an apocalyptic number.

It is an amenable number.

115040315729 is a deficient number, since it is larger than the sum of its proper divisors (1).

115040315729 is an equidigital number, since it uses as much as digits as its factorization.

115040315729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 115040315729 in words is "one hundred fifteen billion, forty million, three hundred fifteen thousand, seven hundred twenty-nine".