1133023120 has 20 divisors (see below), whose sum is σ = 2634278940. Its totient is φ = 453209216.

The previous prime is 1133023117. The next prime is 1133023141. The reversal of 1133023120 is 213203311.

It can be written as a sum of positive squares in 2 ways, for example, as 677456784 + 455566336 = 26028^2 + 21344^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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 = 1133023094 and 1133023103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7081315 + ... + 7081474.

It is an arithmetic number, because the mean of its divisors is an integer number (131713947).

Almost surely, 2^1133023120 is an apocalyptic number.

1133023120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133023120 is an abundant number, since it is smaller than the sum of its proper divisors (1501255820).

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

1133023120 is a wasteful number, since it uses less digits than its factorization.

1133023120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14162802 (or 14162796 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1133023120 is about 33660.4087913382. The cubic root of 1133023120 is about 1042.5084664434.

Adding to 1133023120 its reverse (213203311), we get a palindrome (1346226431).

The spelling of 1133023120 in words is "one billion, one hundred thirty-three million, twenty-three thousand, one hundred twenty".