1133144450 has 36 divisors (see below), whose sum is σ = 2203321218. Its totient is φ = 433540800.

The previous prime is 1133144449. The next prime is 1133144497. The reversal of 1133144450 is 544413311.

It is a happy number.

1133144450 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1026497521 + 106646929 = 32039^2 + 10327^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5030 + ... + 47870.

Almost surely, 2^1133144450 is an apocalyptic number.

1133144450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1133144450 is a deficient number, since it is larger than the sum of its proper divisors (1070176768).

1133144450 is a wasteful number, since it uses less digits than its factorization.

1133144450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42899 (or 42871 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1133144450 is about 33662.2110087855. The cubic root of 1133144450 is about 1042.5456775221.

Adding to 1133144450 its reverse (544413311), we get a palindrome (1677557761).

The spelling of 1133144450 in words is "one billion, one hundred thirty-three million, one hundred forty-four thousand, four hundred fifty".