1112549 has 2 divisors, whose sum is σ = 1112550. Its totient is φ = 1112548.

The previous prime is 1112543. The next prime is 1112561. The reversal of 1112549 is 9452111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 964324 + 148225 = 982^2 + 385^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112549 - 2¹² = 1108453 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556274 + 556275.

It is an arithmetic number, because the mean of its divisors is an integer number (556275).

2^1112549 is an apocalyptic number.

It is an amenable number.

1112549 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112549 is an equidigital number, since it uses as much as digits as its factorization.

1112549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 23.

The square root of 1112549 is about 1054.7743834584. The cubic root of 1112549 is about 103.6190761571.

It can be divided in two parts, 1112 and 549, that added together give a palindrome (1661).

The spelling of 1112549 in words is "one million, one hundred twelve thousand, five hundred forty-nine".