1132123120 has 40 divisors (see below), whose sum is σ = 2671485264. Its totient is φ = 446088192.

The previous prime is 1132123103. The next prime is 1132123129. The reversal of 1132123120 is 213212311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1132123094 and 1132123103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132123129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100249 + ... + 110968.

Almost surely, 2^1132123120 is an apocalyptic number.

1132123120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132123120 is an abundant number, since it is smaller than the sum of its proper divisors (1539362144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1132123120 is a wasteful number, since it uses less digits than its factorization.

1132123120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211297 (or 211291 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1132123120 is about 33647.0373138557. The cubic root of 1132123120 is about 1042.2323596446.

Adding to 1132123120 its reverse (213212311), we get a palindrome (1345335431).

The spelling of 1132123120 in words is "one billion, one hundred thirty-two million, one hundred twenty-three thousand, one hundred twenty".