1155134243297 has 2 divisors, whose sum is σ = 1155134243298. Its totient is φ = 1155134243296.

The previous prime is 1155134243293. The next prime is 1155134243311. The reversal of 1155134243297 is 7923424315511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1089802372096 + 65331871201 = 1043936^2 + 255601^2 .

It is an emirp because it is prime and its reverse (7923424315511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1155134243297 - 2² = 1155134243293 is a prime.

It is not a weakly prime, because it can be changed into another prime (1155134243293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577567121648 + 577567121649.

It is an arithmetic number, because the mean of its divisors is an integer number (577567121649).

Almost surely, 2^{1155134243297} is an apocalyptic number.

It is an amenable number.

1155134243297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155134243297 is an equidigital number, since it uses as much as digits as its factorization.

1155134243297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 47.

The spelling of 1155134243297 in words is "one trillion, one hundred fifty-five billion, one hundred thirty-four million, two hundred forty-three thousand, two hundred ninety-seven".