1115244025097 has 2 divisors, whose sum is σ = 1115244025098. Its totient is φ = 1115244025096.

The previous prime is 1115244025073. The next prime is 1115244025117. The reversal of 1115244025097 is 7905204425111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 812343492601 + 302900532496 = 901301^2 + 550364^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115244025097 - 2⁶ = 1115244025033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1115244025057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557622012548 + 557622012549.

It is an arithmetic number, because the mean of its divisors is an integer number (557622012549).

Almost surely, 2^{1115244025097} is an apocalyptic number.

It is an amenable number.

1115244025097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115244025097 is an equidigital number, since it uses as much as digits as its factorization.

1115244025097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 41.

The spelling of 1115244025097 in words is "one trillion, one hundred fifteen billion, two hundred forty-four million, twenty-five thousand, ninety-seven".