13118597 has 2 divisors, whose sum is σ = 13118598. Its totient is φ = 13118596.

The previous prime is 13118563. The next prime is 13118603. The reversal of 13118597 is 79581131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9928801 + 3189796 = 3151^2 + 1786^2 .

It is a cyclic number.

It is not a de Polignac number, because 13118597 - 2¹⁸ = 12856453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13118537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6559298 + 6559299.

It is an arithmetic number, because the mean of its divisors is an integer number (6559299).

Almost surely, 2^13118597 is an apocalyptic number.

It is an amenable number.

13118597 is a deficient number, since it is larger than the sum of its proper divisors (1).

13118597 is an equidigital number, since it uses as much as digits as its factorization.

13118597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 35.

The square root of 13118597 is about 3621.9603807883. The cubic root of 13118597 is about 235.8463341802.

The spelling of 13118597 in words is "thirteen million, one hundred eighteen thousand, five hundred ninety-seven".