11112057 has 24 divisors (see below), whose sum is σ = 17690400. Its totient is φ = 6665280.

The previous prime is 11112047. The next prime is 11112091. The reversal of 11112057 is 75021111.

It is a happy number.

It is not a de Polignac number, because 11112057 - 2⁴ = 11112041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10069 + ... + 11117.

It is an arithmetic number, because the mean of its divisors is an integer number (737100).

Almost surely, 2^11112057 is an apocalyptic number.

It is an amenable number.

11112057 is a deficient number, since it is larger than the sum of its proper divisors (6578343).

11112057 is a wasteful number, since it uses less digits than its factorization.

11112057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1170 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

The square root of 11112057 is about 3333.4752136472. The cubic root of 11112057 is about 223.1506486063.

Adding to 11112057 its reverse (75021111), we get a palindrome (86133168).

The spelling of 11112057 in words is "eleven million, one hundred twelve thousand, fifty-seven".