11309087 has 16 divisors (see below), whose sum is σ = 12147840. Its totient is φ = 10513152.

The previous prime is 11309083. The next prime is 11309107. The reversal of 11309087 is 78090311.

It is a cyclic number.

It is not a de Polignac number, because 11309087 - 2² = 11309083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11309083) 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 in 15 ways as a sum of consecutive naturals, for example, 143114 + ... + 143192.

It is an arithmetic number, because the mean of its divisors is an integer number (759240).

Almost surely, 2^11309087 is an apocalyptic number.

11309087 is a deficient number, since it is larger than the sum of its proper divisors (838753).

11309087 is an equidigital number, since it uses as much as digits as its factorization.

11309087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 11309087 is about 3362.8986009096. The cubic root of 11309087 is about 224.4618381140.

Adding to 11309087 its reverse (78090311), we get a palindrome (89399398).

The spelling of 11309087 in words is "eleven million, three hundred nine thousand, eighty-seven".