11136857 has 8 divisors (see below), whose sum is σ = 11383680. Its totient is φ = 10892880.

The previous prime is 11136817. The next prime is 11136859. The reversal of 11136857 is 75863111.

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

It is a cyclic number.

It is not a de Polignac number, because 11136857 - 2¹⁶ = 11071321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11136859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8432 + ... + 9662.

It is an arithmetic number, because the mean of its divisors is an integer number (1422960).

Almost surely, 2^11136857 is an apocalyptic number.

It is an amenable number.

11136857 is a deficient number, since it is larger than the sum of its proper divisors (246823).

11136857 is a wasteful number, since it uses less digits than its factorization.

11136857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423.

The product of its digits is 5040, while the sum is 32.

The square root of 11136857 is about 3337.1929821333. The cubic root of 11136857 is about 223.3165352084.

Adding to 11136857 its reverse (75863111), we get a palindrome (86999968).

The spelling of 11136857 in words is "eleven million, one hundred thirty-six thousand, eight hundred fifty-seven".