1133345040 has 40 divisors (see below), whose sum is σ = 3513370368. Its totient is φ = 302225280.

The previous prime is 1133345029. The next prime is 1133345077. The reversal of 1133345040 is 405433311.

It is a happy number.

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 (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1133345040.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2360896 + ... + 2361375.

Almost surely, 2^1133345040 is an apocalyptic number.

1133345040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133345040 is an abundant number, since it is smaller than the sum of its proper divisors (2380025328).

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

1133345040 is a wasteful number, since it uses less digits than its factorization.

1133345040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722287 (or 4722281 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1133345040 is about 33665.1903306665. The cubic root of 1133345040 is about 1042.6071912738.

Adding to 1133345040 its reverse (405433311), we get a palindrome (1538778351).

The spelling of 1133345040 in words is "one billion, one hundred thirty-three million, three hundred forty-five thousand, forty".