1123413343 has 16 divisors (see below), whose sum is σ = 1228562496. Its totient is φ = 1021063680.

The previous prime is 1123413341. The next prime is 1123413349. The reversal of 1123413343 is 3433143211.

It is not a de Polignac number, because 1123413343 - 2¹ = 1123413341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123413341) 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, 228198 + ... + 233068.

It is an arithmetic number, because the mean of its divisors is an integer number (76785156).

Almost surely, 2^1123413343 is an apocalyptic number.

1123413343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1123413343 is a deficient number, since it is larger than the sum of its proper divisors (105149153).

1123413343 is a wasteful number, since it uses less digits than its factorization.

1123413343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5154.

The product of its digits is 2592, while the sum is 25.

The square root of 1123413343 is about 33517.3588309103. The cubic root of 1123413343 is about 1039.5527363627.

Adding to 1123413343 its reverse (3433143211), we get a palindrome (4556556554).

The spelling of 1123413343 in words is "one billion, one hundred twenty-three million, four hundred thirteen thousand, three hundred forty-three".