1124344345 has 16 divisors (see below), whose sum is σ = 1386974160. Its totient is φ = 874347264.

The previous prime is 1124344343. The next prime is 1124344373. The reversal of 1124344345 is 5434434211.

It can be written as a sum of positive squares in 8 ways, for example, as 120912016 + 1003432329 = 10996^2 + 31677^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124344345 - 2¹ = 1124344343 is a prime.

It is a super-2 number, since 2×1124344345² = 2528300412266958050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1124344343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262239 + ... + 266491.

It is an arithmetic number, because the mean of its divisors is an integer number (86685885).

Almost surely, 2^1124344345 is an apocalyptic number.

It is an amenable number.

1124344345 is a deficient number, since it is larger than the sum of its proper divisors (262629815).

1124344345 is a wasteful number, since it uses less digits than its factorization.

1124344345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5724.

The product of its digits is 23040, while the sum is 31.

The square root of 1124344345 is about 33531.2443103443. The cubic root of 1124344345 is about 1039.8398252458.

Adding to 1124344345 its reverse (5434434211), we get a palindrome (6558778556).

It can be divided in two parts, 11 and 24344345, that added together give a square (24344356 = 4934²).

The spelling of 1124344345 in words is "one billion, one hundred twenty-four million, three hundred forty-four thousand, three hundred forty-five".