11595121 has 2 divisors, whose sum is σ = 11595122. Its totient is φ = 11595120.

The previous prime is 11595119. The next prime is 11595127. The reversal of 11595121 is 12159511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6305121 + 5290000 = 2511^2 + 2300^2 .

It is a cyclic number.

It is not a de Polignac number, because 11595121 - 2¹ = 11595119 is a prime.

Together with 11595119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11595127) 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, 5797560 + 5797561.

It is an arithmetic number, because the mean of its divisors is an integer number (5797561).

Almost surely, 2^11595121 is an apocalyptic number.

It is an amenable number.

11595121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11595121 is an equidigital number, since it uses as much as digits as its factorization.

11595121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 450, while the sum is 25.

The square root of 11595121 is about 3405.1609359911. The cubic root of 11595121 is about 226.3384973742.

The spelling of 11595121 in words is "eleven million, five hundred ninety-five thousand, one hundred twenty-one".