1122554 has 4 divisors (see below), whose sum is σ = 1683834. Its totient is φ = 561276.

The previous prime is 1122551. The next prime is 1122571. The reversal of 1122554 is 4552211.

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

It can be written as a sum of positive squares in only one way, i.e., 664225 + 458329 = 815^2 + 677^2 .

It is not an unprimeable number, because it can be changed into a prime (1122551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280637 + ... + 280640.

2^1122554 is an apocalyptic number.

1122554 is a deficient number, since it is larger than the sum of its proper divisors (561280).

1122554 is an equidigital number, since it uses as much as digits as its factorization.

1122554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561279.

The product of its digits is 400, while the sum is 20.

The square root of 1122554 is about 1059.5064888900. The cubic root of 1122554 is about 103.9287603839.

Adding to 1122554 its reverse (4552211), we get a palindrome (5674765).

The spelling of 1122554 in words is "one million, one hundred twenty-two thousand, five hundred fifty-four".