11110857 has 8 divisors (see below), whose sum is σ = 15325440. Its totient is φ = 7151760.

The previous prime is 11110831. The next prime is 11110859. The reversal of 11110857 is 75801111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11110857 - 2⁶ = 11110793 is a prime.

It is a super-2 number, since 2×11110857² = 246902286548898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11110859) by changing a digit.

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, 63769 + ... + 63942.

It is an arithmetic number, because the mean of its divisors is an integer number (1915680).

Almost surely, 2^11110857 is an apocalyptic number.

It is an amenable number.

11110857 is a deficient number, since it is larger than the sum of its proper divisors (4214583).

11110857 is a wasteful number, since it uses less digits than its factorization.

11110857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127743.

The product of its (nonzero) digits is 280, while the sum is 24.

The square root of 11110857 is about 3333.2952164487. The cubic root of 11110857 is about 223.1426155776.

Adding to 11110857 its reverse (75801111), we get a palindrome (86911968).

The spelling of 11110857 in words is "eleven million, one hundred ten thousand, eight hundred fifty-seven".