11195087 has 4 divisors (see below), whose sum is σ = 11205120. Its totient is φ = 11185056.

The previous prime is 11195081. The next prime is 11195113. The reversal of 11195087 is 78059111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11195087 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 (11195081) 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, 3098 + ... + 5655.

It is an arithmetic number, because the mean of its divisors is an integer number (2801280).

Almost surely, 2^11195087 is an apocalyptic number.

11195087 is a deficient number, since it is larger than the sum of its proper divisors (10033).

11195087 is an equidigital number, since it uses as much as digits as its factorization.

11195087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10032.

The product of its (nonzero) digits is 2520, while the sum is 32.

The square root of 11195087 is about 3345.9060058525. The cubic root of 11195087 is about 223.7050686388.

The spelling of 11195087 in words is "eleven million, one hundred ninety-five thousand, eighty-seven".