1123433126 has 4 divisors (see below), whose sum is σ = 1685149692. Its totient is φ = 561716562.

The previous prime is 1123433119. The next prime is 1123433161. The reversal of 1123433126 is 6213343211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6213343211 = 23 ⋅270145357.

It is a junction number, because it is equal to n+sod(n) for n = 1123433095 and 1123433104.

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, 280858280 + ... + 280858283.

It is an arithmetic number, because the mean of its divisors is an integer number (421287423).

Almost surely, 2^1123433126 is an apocalyptic number.

1123433126 is a deficient number, since it is larger than the sum of its proper divisors (561716566).

1123433126 is an equidigital number, since it uses as much as digits as its factorization.

1123433126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561716565.

The product of its digits is 2592, while the sum is 26.

The square root of 1123433126 is about 33517.6539453465. The cubic root of 1123433126 is about 1039.5588384062.

Adding to 1123433126 its reverse (6213343211), we get a palindrome (7336776337).

The spelling of 1123433126 in words is "one billion, one hundred twenty-three million, four hundred thirty-three thousand, one hundred twenty-six".