115165728151 has 4 divisors (see below), whose sum is σ = 117338666472. Its totient is φ = 112992789832.

The previous prime is 115165728137. The next prime is 115165728173. The reversal of 115165728151 is 151827561511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151827561511 = 107 ⋅1418949173.

It is a cyclic number.

It is not a de Polignac number, because 115165728151 - 2⁷ = 115165728023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115165728098 and 115165728107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115165728101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086469081 + ... + 1086469186.

It is an arithmetic number, because the mean of its divisors is an integer number (29334666618).

Almost surely, 2^115165728151 is an apocalyptic number.

115165728151 is a deficient number, since it is larger than the sum of its proper divisors (2172938321).

115165728151 is an equidigital number, since it uses as much as digits as its factorization.

115165728151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172938320.

The product of its digits is 84000, while the sum is 43.

The spelling of 115165728151 in words is "one hundred fifteen billion, one hundred sixty-five million, seven hundred twenty-eight thousand, one hundred fifty-one".