11497597 has 2 divisors, whose sum is σ = 11497598. Its totient is φ = 11497596.

The previous prime is 11497567. The next prime is 11497649. The reversal of 11497597 is 79579411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11363641 + 133956 = 3371^2 + 366^2 .

It is an emirp because it is prime and its reverse (79579411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11497597 - 2¹⁵ = 11464829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11497567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5748798 + 5748799.

It is an arithmetic number, because the mean of its divisors is an integer number (5748799).

Almost surely, 2^11497597 is an apocalyptic number.

It is an amenable number.

11497597 is a deficient number, since it is larger than the sum of its proper divisors (1).

11497597 is an equidigital number, since it uses as much as digits as its factorization.

11497597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 43.

The square root of 11497597 is about 3390.8106700316. The cubic root of 11497597 is about 225.7021489381.

The spelling of 11497597 in words is "eleven million, four hundred ninety-seven thousand, five hundred ninety-seven".