1123463505 has 16 divisors (see below), whose sum is σ = 1801609920. Its totient is φ = 597824448.

The previous prime is 1123463491. The next prime is 1123463531. The reversal of 1123463505 is 5053643211.

It is not a de Polignac number, because 1123463505 - 2⁶ = 1123463441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77890 + ... + 91179.

It is an arithmetic number, because the mean of its divisors is an integer number (112600620).

Almost surely, 2^1123463505 is an apocalyptic number.

1123463505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1123463505 is a deficient number, since it is larger than the sum of its proper divisors (678146415).

1123463505 is a wasteful number, since it uses less digits than its factorization.

1123463505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169520.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1123463505 is about 33518.1071213755. The cubic root of 1123463505 is about 1039.5682086341.

The spelling of 1123463505 in words is "one billion, one hundred twenty-three million, four hundred sixty-three thousand, five hundred five".