11271868 has 6 divisors (see below), whose sum is σ = 19725776. Its totient is φ = 5635932.

The previous prime is 11271859. The next prime is 11271893. The reversal of 11271868 is 86817211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1408980 + ... + 1408987.

Almost surely, 2^11271868 is an apocalyptic number.

It is an amenable number.

11271868 is a deficient number, since it is larger than the sum of its proper divisors (8453908).

11271868 is a wasteful number, since it uses less digits than its factorization.

11271868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817971 (or 2817969 counting only the distinct ones).

The product of its digits is 5376, while the sum is 34.

The square root of 11271868 is about 3357.3602725951. The cubic root of 11271868 is about 224.2153275941.

The spelling of 11271868 in words is "eleven million, two hundred seventy-one thousand, eight hundred sixty-eight".