1132240123 has 16 divisors (see below), whose sum is σ = 1305388800. Its totient is φ = 961970400.

The previous prime is 1132240121. The next prime is 1132240177. The reversal of 1132240123 is 3210422311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1132240123 - 2¹ = 1132240121 is a prime.

It is a super-2 number, since 2×1132240123² = 2563935392262110258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1132240123.

It is not an unprimeable number, because it can be changed into a prime (1132240121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719928 + ... + 721498.

It is an arithmetic number, because the mean of its divisors is an integer number (81586800).

Almost surely, 2^1132240123 is an apocalyptic number.

1132240123 is a deficient number, since it is larger than the sum of its proper divisors (173148677).

1132240123 is a wasteful number, since it uses less digits than its factorization.

1132240123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1132240123 is about 33648.7759509911. The cubic root of 1132240123 is about 1042.2682627221.

Adding to 1132240123 its reverse (3210422311), we get a palindrome (4342662434).

The spelling of 1132240123 in words is "one billion, one hundred thirty-two million, two hundred forty thousand, one hundred twenty-three".