115154435232143 has 4 divisors (see below), whose sum is σ = 115154601006048. Its totient is φ = 115154269458240.

The previous prime is 115154435232139. The next prime is 115154435232173. The reversal of 115154435232143 is 341232534451511.

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

It is a cyclic number.

It is not a de Polignac number, because 115154435232143 - 2² = 115154435232139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115154435232094 and 115154435232103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115154435232113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81840578 + ... + 83235743.

It is an arithmetic number, because the mean of its divisors is an integer number (28788650251512).

Almost surely, 2^{115154435232143} is an apocalyptic number.

115154435232143 is a deficient number, since it is larger than the sum of its proper divisors (165773905).

115154435232143 is an equidigital number, since it uses as much as digits as its factorization.

115154435232143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165773904.

The product of its digits is 864000, while the sum is 44.

Adding to 115154435232143 its reverse (341232534451511), we get a palindrome (456386969683654).

The spelling of 115154435232143 in words is "one hundred fifteen trillion, one hundred fifty-four billion, four hundred thirty-five million, two hundred thirty-two thousand, one hundred forty-three".