1197258552013 has 2 divisors, whose sum is σ = 1197258552014. Its totient is φ = 1197258552012.

The previous prime is 1197258551963. The next prime is 1197258552041. The reversal of 1197258552013 is 3102558527911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636417826564 + 560840725449 = 797758^2 + 748893^2 .

It is a cyclic number.

It is not a de Polignac number, because 1197258552013 - 2⁹ = 1197258551501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1197258552043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598629276006 + 598629276007.

It is an arithmetic number, because the mean of its divisors is an integer number (598629276007).

Almost surely, 2^{1197258552013} is an apocalyptic number.

It is an amenable number.

1197258552013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1197258552013 is an equidigital number, since it uses as much as digits as its factorization.

1197258552013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756000, while the sum is 49.

The spelling of 1197258552013 in words is "one trillion, one hundred ninety-seven billion, two hundred fifty-eight million, five hundred fifty-two thousand, thirteen".