1112251 has 6 divisors (see below), whose sum is σ = 1293900. Its totient is φ = 953316.

The previous prime is 1112239. The next prime is 1112269. The reversal of 1112251 is 1522111.

It is a de Polignac number, because none of the positive numbers 2^k-1112251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11301 + ... + 11398.

It is an arithmetic number, because the mean of its divisors is an integer number (215650).

2^1112251 is an apocalyptic number.

1112251 is a deficient number, since it is larger than the sum of its proper divisors (181649).

1112251 is an equidigital number, since it uses as much as digits as its factorization.

1112251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22713 (or 22706 counting only the distinct ones).

The product of its digits is 20, while the sum is 13.

The square root of 1112251 is about 1054.6331115606. The cubic root of 1112251 is about 103.6098237580.

Adding to 1112251 its reverse (1522111), we get a palindrome (2634362).

The spelling of 1112251 in words is "one million, one hundred twelve thousand, two hundred fifty-one".