11112051 has 4 divisors (see below), whose sum is σ = 14816072. Its totient is φ = 7408032.

The previous prime is 11112047. The next prime is 11112091. The reversal of 11112051 is 15021111.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11112051 - 2² = 11112047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112011) 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 3 ways as a sum of consecutive naturals, for example, 1852006 + ... + 1852011.

It is an arithmetic number, because the mean of its divisors is an integer number (3704018).

Almost surely, 2^11112051 is an apocalyptic number.

11112051 is a deficient number, since it is larger than the sum of its proper divisors (3704021).

11112051 is an equidigital number, since it uses as much as digits as its factorization.

11112051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704020.

The product of its (nonzero) digits is 10, while the sum is 12.

The square root of 11112051 is about 3333.4743136853. The cubic root of 11112051 is about 223.1506084426.

Adding to 11112051 its reverse (15021111), we get a palindrome (26133162).

The spelling of 11112051 in words is "eleven million, one hundred twelve thousand, fifty-one".