1123434412 has 6 divisors (see below), whose sum is σ = 1966010228. Its totient is φ = 561717204.

The previous prime is 1123434391. The next prime is 1123434419. The reversal of 1123434412 is 2144343211.

It is not an unprimeable number, because it can be changed into a prime (1123434419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140429298 + ... + 140429305.

Almost surely, 2^1123434412 is an apocalyptic number.

It is an amenable number.

1123434412 is a deficient number, since it is larger than the sum of its proper divisors (842575816).

1123434412 is a wasteful number, since it uses less digits than its factorization.

1123434412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280858607 (or 280858605 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 1123434412 is about 33517.6731292612. The cubic root of 1123434412 is about 1039.5592350689.

Adding to 1123434412 its reverse (2144343211), we get a palindrome (3267777623).

The spelling of 1123434412 in words is "one billion, one hundred twenty-three million, four hundred thirty-four thousand, four hundred twelve".