115047590605 has 4 divisors (see below), whose sum is σ = 138057108732. Its totient is φ = 92038072480.

The previous prime is 115047590599. The next prime is 115047590633. The reversal of 115047590605 is 506095740511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 506095740511 = 29 ⋅17451577259.

It can be written as a sum of positive squares in 2 ways, for example, as 34335348804 + 80712241801 = 185298^2 + 284099^2 .

It is not a de Polignac number, because 115047590605 - 2¹³ = 115047582413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11504759056 + ... + 11504759065.

It is an arithmetic number, because the mean of its divisors is an integer number (34514277183).

Almost surely, 2^115047590605 is an apocalyptic number.

It is an amenable number.

115047590605 is a deficient number, since it is larger than the sum of its proper divisors (23009518127).

115047590605 is an equidigital number, since it uses as much as digits as its factorization.

115047590605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23009518126.

The product of its (nonzero) digits is 189000, while the sum is 43.

The spelling of 115047590605 in words is "one hundred fifteen billion, forty-seven million, five hundred ninety thousand, six hundred five".