1123012 has 12 divisors (see below), whose sum is σ = 2144016. Its totient is φ = 510440.

The previous prime is 1122997. The next prime is 1123051. The reversal of 1123012 is 2103211.

It is a super-2 number, since 2×1123012² = 2522311904288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12718 + ... + 12805.

It is an arithmetic number, because the mean of its divisors is an integer number (178668).

2^1123012 is an apocalyptic number.

It is an amenable number.

1123012 is a deficient number, since it is larger than the sum of its proper divisors (1021004).

1123012 is a wasteful number, since it uses less digits than its factorization.

1123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25538 (or 25536 counting only the distinct ones).

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

The square root of 1123012 is about 1059.7226052133. The cubic root of 1123012 is about 103.9428927108.

Adding to 1123012 its reverse (2103211), we get a palindrome (3226223).

The spelling of 1123012 in words is "one million, one hundred twenty-three thousand, twelve".