11577197 has 2 divisors, whose sum is σ = 11577198. Its totient is φ = 11577196.

The previous prime is 11577179. The next prime is 11577199. The reversal of 11577197 is 79177511.

11577197 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (11577179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11095561 + 481636 = 3331^2 + 694^2 .

It is a cyclic number.

It is not a de Polignac number, because 11577197 - 2¹² = 11573101 is a prime.

Together with 11577199, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11577197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11577199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5788598 + 5788599.

It is an arithmetic number, because the mean of its divisors is an integer number (5788599).

Almost surely, 2^11577197 is an apocalyptic number.

It is an amenable number.

11577197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11577197 is an equidigital number, since it uses as much as digits as its factorization.

11577197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15435, while the sum is 38.

The square root of 11577197 is about 3402.5280307442. The cubic root of 11577197 is about 226.2218108404.

The spelling of 11577197 in words is "eleven million, five hundred seventy-seven thousand, one hundred ninety-seven".