1123052343 has 16 divisors (see below), whose sum is σ = 1717833216. Its totient is φ = 639300960.

The previous prime is 1123052339. The next prime is 1123052377. The reversal of 1123052343 is 3432503211.

It is not a de Polignac number, because 1123052343 - 2² = 1123052339 is a prime.

It is a super-2 number, since 2×1123052343² = 2522493130235579298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123052393) 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, 96148 + ... + 107193.

It is an arithmetic number, because the mean of its divisors is an integer number (107364576).

Almost surely, 2^1123052343 is an apocalyptic number.

1123052343 is a deficient number, since it is larger than the sum of its proper divisors (594780873).

1123052343 is a wasteful number, since it uses less digits than its factorization.

1123052343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203614.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1123052343 is about 33511.9731290176. The cubic root of 1123052343 is about 1039.4413737478.

Adding to 1123052343 its reverse (3432503211), we get a palindrome (4555555554).

The spelling of 1123052343 in words is "one billion, one hundred twenty-three million, fifty-two thousand, three hundred forty-three".