11488457 has 2 divisors, whose sum is σ = 11488458. Its totient is φ = 11488456.

The previous prime is 11488453. The next prime is 11488471. The reversal of 11488457 is 75488411.

It is a happy number.

11488457 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11485321 + 3136 = 3389^2 + 56^2 .

It is a cyclic number.

It is not a de Polignac number, because 11488457 - 2² = 11488453 is a prime.

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 11488457.

It is not a weakly prime, because it can be changed into another prime (11488453) 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, 5744228 + 5744229.

It is an arithmetic number, because the mean of its divisors is an integer number (5744229).

Almost surely, 2^11488457 is an apocalyptic number.

It is an amenable number.

11488457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11488457 is an equidigital number, since it uses as much as digits as its factorization.

11488457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 38.

The square root of 11488457 is about 3389.4626417767. The cubic root of 11488457 is about 225.6423258718.

The spelling of 11488457 in words is "eleven million, four hundred eighty-eight thousand, four hundred fifty-seven".