115155400054297 has 2 divisors, whose sum is σ = 115155400054298. Its totient is φ = 115155400054296.

The previous prime is 115155400054259. The next prime is 115155400054301. The reversal of 115155400054297 is 792450004551511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108257969374681 + 6897430679616 = 10404709^2 + 2626296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115155400054297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115155400054297.

It is not a weakly prime, because it can be changed into another prime (115155400057297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57577700027148 + 57577700027149.

It is an arithmetic number, because the mean of its divisors is an integer number (57577700027149).

Almost surely, 2^{115155400054297} is an apocalyptic number.

It is an amenable number.

115155400054297 is a deficient number, since it is larger than the sum of its proper divisors (1).

115155400054297 is an equidigital number, since it uses as much as digits as its factorization.

115155400054297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260000, while the sum is 49.

The spelling of 115155400054297 in words is "one hundred fifteen trillion, one hundred fifty-five billion, four hundred million, fifty-four thousand, two hundred ninety-seven".