1123424012 has 6 divisors (see below), whose sum is σ = 1965992028. Its totient is φ = 561712004.

The previous prime is 1123424009. The next prime is 1123424047. The reversal of 1123424012 is 2104243211.

It is a super-2 number, since 2×1123424012² = 2524163021476352288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140427998 + ... + 140428005.

It is an arithmetic number, because the mean of its divisors is an integer number (327665338).

Almost surely, 2^1123424012 is an apocalyptic number.

It is an amenable number.

1123424012 is a deficient number, since it is larger than the sum of its proper divisors (842568016).

1123424012 is a wasteful number, since it uses less digits than its factorization.

1123424012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280856007 (or 280856005 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1123424012 is about 33517.5179868677. The cubic root of 1123424012 is about 1039.5560272123.

Adding to 1123424012 its reverse (2104243211), we get a palindrome (3227667223).

The spelling of 1123424012 in words is "one billion, one hundred twenty-three million, four hundred twenty-four thousand, twelve".