11187073 has 2 divisors, whose sum is σ = 11187074. Its totient is φ = 11187072.

The previous prime is 11187053. The next prime is 11187101. The reversal of 11187073 is 37078111.

It is an a-pointer prime, because the next prime (11187101) can be obtained adding 11187073 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6594624 + 4592449 = 2568^2 + 2143^2 .

It is a cyclic number.

It is not a de Polignac number, because 11187073 - 2⁵ = 11187041 is a prime.

It is not a weakly prime, because it can be changed into another prime (11187023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5593536 + 5593537.

It is an arithmetic number, because the mean of its divisors is an integer number (5593537).

Almost surely, 2^11187073 is an apocalyptic number.

It is an amenable number.

11187073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11187073 is an equidigital number, since it uses as much as digits as its factorization.

11187073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 11187073 is about 3344.7082084989. The cubic root of 11187073 is about 223.6516761588.

The spelling of 11187073 in words is "eleven million, one hundred eighty-seven thousand, seventy-three".