115555300397 has 2 divisors, whose sum is σ = 115555300398. Its totient is φ = 115555300396.

The previous prime is 115555300391. The next prime is 115555300451. The reversal of 115555300397 is 793003555511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115254139081 + 301161316 = 339491^2 + 17354^2 .

It is a cyclic number.

It is not a de Polignac number, because 115555300397 - 2²⁰ = 115554251821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115555300391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57777650198 + 57777650199.

It is an arithmetic number, because the mean of its divisors is an integer number (57777650199).

Almost surely, 2^115555300397 is an apocalyptic number.

It is an amenable number.

115555300397 is a deficient number, since it is larger than the sum of its proper divisors (1).

115555300397 is an equidigital number, since it uses as much as digits as its factorization.

115555300397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 354375, while the sum is 44.

The spelling of 115555300397 in words is "one hundred fifteen billion, five hundred fifty-five million, three hundred thousand, three hundred ninety-seven".