1133143420 has 24 divisors (see below), whose sum is σ = 2382063264. Its totient is φ = 452788416.

The previous prime is 1133143357. The next prime is 1133143423. The reversal of 1133143420 is 243413311.

It is a junction number, because it is equal to n+sod(n) for n = 1133143391 and 1133143400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133143423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9159 + ... + 48478.

It is an arithmetic number, because the mean of its divisors is an integer number (99252636).

Almost surely, 2^1133143420 is an apocalyptic number.

1133143420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133143420 is an abundant number, since it is smaller than the sum of its proper divisors (1248919844).

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

1133143420 is a wasteful number, since it uses less digits than its factorization.

1133143420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58629 (or 58627 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1133143420 is about 33662.1957097276. The cubic root of 1133143420 is about 1042.5453616394.

Adding to 1133143420 its reverse (243413311), we get a palindrome (1376556731).

The spelling of 1133143420 in words is "one billion, one hundred thirty-three million, one hundred forty-three thousand, four hundred twenty".