115443231515597 has 2 divisors, whose sum is σ = 115443231515598. Its totient is φ = 115443231515596.

The previous prime is 115443231515543. The next prime is 115443231515621. The reversal of 115443231515597 is 795515132344511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72304988458756 + 43138243056841 = 8503234^2 + 6567971^2 .

It is a cyclic number.

It is not a de Polignac number, because 115443231515597 - 2¹² = 115443231511501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115443231515197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57721615757798 + 57721615757799.

It is an arithmetic number, because the mean of its divisors is an integer number (57721615757799).

Almost surely, 2^{115443231515597} is an apocalyptic number.

It is an amenable number.

115443231515597 is a deficient number, since it is larger than the sum of its proper divisors (1).

115443231515597 is an equidigital number, since it uses as much as digits as its factorization.

115443231515597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340000, while the sum is 56.

The spelling of 115443231515597 in words is "one hundred fifteen trillion, four hundred forty-three billion, two hundred thirty-one million, five hundred fifteen thousand, five hundred ninety-seven".