1123004 has 6 divisors (see below), whose sum is σ = 1965264. Its totient is φ = 561500.

The previous prime is 1122997. The next prime is 1123051. The reversal of 1123004 is 4003211.

It is a happy number.

It is a super-2 number, since 2×1123004² = 2522275968032, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140372 + ... + 140379.

It is an arithmetic number, because the mean of its divisors is an integer number (327544).

2^1123004 is an apocalyptic number.

It is an amenable number.

1123004 is a deficient number, since it is larger than the sum of its proper divisors (842260).

1123004 is a wasteful number, since it uses less digits than its factorization.

1123004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280755 (or 280753 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1123004 is about 1059.7188306339. The cubic root of 1123004 is about 103.9426458909.

Adding to 1123004 its reverse (4003211), we get a palindrome (5126215).

The spelling of 1123004 in words is "one million, one hundred twenty-three thousand, four".