11148087 has 4 divisors (see below), whose sum is σ = 14864120. Its totient is φ = 7432056.

The previous prime is 11148083. The next prime is 11148089. The reversal of 11148087 is 78084111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11148087 - 2² = 11148083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11148083) 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 in 3 ways as a sum of consecutive naturals, for example, 1858012 + ... + 1858017.

It is an arithmetic number, because the mean of its divisors is an integer number (3716030).

Almost surely, 2^11148087 is an apocalyptic number.

11148087 is a deficient number, since it is larger than the sum of its proper divisors (3716033).

11148087 is an equidigital number, since it uses as much as digits as its factorization.

11148087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716032.

The product of its (nonzero) digits is 1792, while the sum is 30.

The square root of 11148087 is about 3338.8751099734. The cubic root of 11148087 is about 223.3915714065.

The spelling of 11148087 in words is "eleven million, one hundred forty-eight thousand, eighty-seven".