1123503441 has 16 divisors (see below), whose sum is σ = 1534874880. Its totient is φ = 730613520.

The previous prime is 1123503419. The next prime is 1123503467. The reversal of 1123503441 is 1443053211.

It is a happy number.

It is not a de Polignac number, because 1123503441 - 2⁶ = 1123503377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123503401) 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, 99250 + ... + 109988.

It is an arithmetic number, because the mean of its divisors is an integer number (95929680).

Almost surely, 2^1123503441 is an apocalyptic number.

It is an amenable number.

1123503441 is a deficient number, since it is larger than the sum of its proper divisors (411371439).

1123503441 is a wasteful number, since it uses less digits than its factorization.

1123503441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11596.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1123503441 is about 33518.7028537800. The cubic root of 1123503441 is about 1039.5805264067.

Adding to 1123503441 its reverse (1443053211), we get a palindrome (2566556652).

The spelling of 1123503441 in words is "one billion, one hundred twenty-three million, five hundred three thousand, four hundred forty-one".