11041687 has 4 divisors (see below), whose sum is σ = 11691216. Its totient is φ = 10392160.

The previous prime is 11041661. The next prime is 11041691. The reversal of 11041687 is 78614011.

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

It is a cyclic number.

It is not a de Polignac number, because 11041687 - 2⁷ = 11041559 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 (11041627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324739 + ... + 324772.

It is an arithmetic number, because the mean of its divisors is an integer number (2922804).

Almost surely, 2^11041687 is an apocalyptic number.

11041687 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11041687 is a deficient number, since it is larger than the sum of its proper divisors (649529).

11041687 is an equidigital number, since it uses as much as digits as its factorization.

11041687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649528.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 11041687 is about 3322.9033991376. The cubic root of 11041687 is about 222.6785975038.

Adding to 11041687 its reverse (78614011), we get a palindrome (89655698).

The spelling of 11041687 in words is "eleven million, forty-one thousand, six hundred eighty-seven".