1133421020 has 24 divisors (see below), whose sum is σ = 2381009568. Its totient is φ = 453211200.

The previous prime is 1133421013. The next prime is 1133421061. The reversal of 1133421020 is 201243311.

1133421020 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1133421020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62150 + ... + 78290.

It is an arithmetic number, because the mean of its divisors is an integer number (99208732).

Almost surely, 2^1133421020 is an apocalyptic number.

1133421020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133421020 is an abundant number, since it is smaller than the sum of its proper divisors (1247588548).

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

1133421020 is a wasteful number, since it uses less digits than its factorization.

1133421020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19661 (or 19659 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1133421020 is about 33666.3187770805. The cubic root of 1133421020 is about 1042.6304897167.

Adding to 1133421020 its reverse (201243311), we get a palindrome (1334664331).

The spelling of 1133421020 in words is "one billion, one hundred thirty-three million, four hundred twenty-one thousand, twenty".