115243251535151 has 4 divisors (see below), whose sum is σ = 118357934009112. Its totient is φ = 112128569061192.

The previous prime is 115243251535141. The next prime is 115243251535193. The reversal of 115243251535151 is 151535152342511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115243251535151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115243251535141) 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, 1557341236925 + ... + 1557341236998.

It is an arithmetic number, because the mean of its divisors is an integer number (29589483502278).

Almost surely, 2^{115243251535151} is an apocalyptic number.

115243251535151 is a deficient number, since it is larger than the sum of its proper divisors (3114682473961).

115243251535151 is an equidigital number, since it uses as much as digits as its factorization.

115243251535151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3114682473960.

The product of its digits is 450000, while the sum is 44.

The spelling of 115243251535151 in words is "one hundred fifteen trillion, two hundred forty-three billion, two hundred fifty-one million, five hundred thirty-five thousand, one hundred fifty-one".