1139530733 has 4 divisors (see below), whose sum is σ = 1243124448. Its totient is φ = 1035937020.

The previous prime is 1139530709. The next prime is 1139530747. The reversal of 1139530733 is 3370359311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1139530733 - 2¹² = 1139526637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1139530693 and 1139530702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139538733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51796841 + ... + 51796862.

It is an arithmetic number, because the mean of its divisors is an integer number (310781112).

Almost surely, 2^1139530733 is an apocalyptic number.

It is an amenable number.

1139530733 is a deficient number, since it is larger than the sum of its proper divisors (103593715).

1139530733 is a wasteful number, since it uses less digits than its factorization.

1139530733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103593714.

The product of its (nonzero) digits is 25515, while the sum is 35.

The square root of 1139530733 is about 33756.9360724578. The cubic root of 1139530733 is about 1044.5005688688.

The spelling of 1139530733 in words is "one billion, one hundred thirty-nine million, five hundred thirty thousand, seven hundred thirty-three".