1123434364 has 48 divisors (see below), whose sum is σ = 2196532800. Its totient is φ = 499193856.

The previous prime is 1123434353. The next prime is 1123434391. The reversal of 1123434364 is 4634343211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661164 + ... + 662860.

It is an arithmetic number, because the mean of its divisors is an integer number (45761100).

Almost surely, 2^1123434364 is an apocalyptic number.

It is an amenable number.

1123434364 is a deficient number, since it is larger than the sum of its proper divisors (1073098436).

1123434364 is a wasteful number, since it uses less digits than its factorization.

1123434364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182 (or 2180 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 1123434364 is about 33517.6724132211. The cubic root of 1123434364 is about 1039.5592202635.

Adding to 1123434364 its reverse (4634343211), we get a palindrome (5757777575).

The spelling of 1123434364 in words is "one billion, one hundred twenty-three million, four hundred thirty-four thousand, three hundred sixty-four".