11871058 has 16 divisors (see below), whose sum is σ = 18506880. Its totient is φ = 5706400.

The previous prime is 11871019. The next prime is 11871061. The reversal of 11871058 is 85017811.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4803 + ... + 6841.

It is an arithmetic number, because the mean of its divisors is an integer number (1156680).

Almost surely, 2^11871058 is an apocalyptic number.

11871058 is a deficient number, since it is larger than the sum of its proper divisors (6635822).

11871058 is a wasteful number, since it uses less digits than its factorization.

11871058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153.

The product of its (nonzero) digits is 2240, while the sum is 31.

The square root of 11871058 is about 3445.4401750720. The cubic root of 11871058 is about 228.1198841162.

Adding to 11871058 its reverse (85017811), we get a palindrome (96888869).

The spelling of 11871058 in words is "eleven million, eight hundred seventy-one thousand, fifty-eight".