1123262523 has 24 divisors (see below), whose sum is σ = 1695852288. Its totient is φ = 715090992.

The previous prime is 1123262407. The next prime is 1123262537. The reversal of 1123262523 is 3252623211.

It is a happy number.

1123262523 is a `hidden beast` number, since 1 + 1 + 2 + 32 + 625 + 2 + 3 = 666.

It is not a de Polignac number, because 1123262523 - 2¹⁴ = 1123246139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123262563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129736 + ... + 138122.

It is an arithmetic number, because the mean of its divisors is an integer number (70660512).

Almost surely, 2^1123262523 is an apocalyptic number.

1123262523 is a deficient number, since it is larger than the sum of its proper divisors (572589765).

1123262523 is a wasteful number, since it uses less digits than its factorization.

1123262523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9063 (or 9060 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1123262523 is about 33515.1088764456. The cubic root of 1123262523 is about 1039.5062137533.

Adding to 1123262523 its reverse (3252623211), we get a palindrome (4375885734).

The spelling of 1123262523 in words is "one billion, one hundred twenty-three million, two hundred sixty-two thousand, five hundred twenty-three".