1129330393 has 4 divisors (see below), whose sum is σ = 1147844068. Its totient is φ = 1110816720.

The previous prime is 1129330369. The next prime is 1129330399. The reversal of 1129330393 is 3930339211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3930339211 = 293 ⋅13414127.

It can be written as a sum of positive squares in 2 ways, for example, as 9290304 + 1120040089 = 3048^2 + 33467^2 .

It is a cyclic number.

It is not a de Polignac number, because 1129330393 - 2¹⁷ = 1129199321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1129330399) 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, 9256746 + ... + 9256867.

It is an arithmetic number, because the mean of its divisors is an integer number (286961017).

Almost surely, 2^1129330393 is an apocalyptic number.

It is an amenable number.

1129330393 is a deficient number, since it is larger than the sum of its proper divisors (18513675).

1129330393 is an equidigital number, since it uses as much as digits as its factorization.

1129330393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18513674.

The product of its (nonzero) digits is 13122, while the sum is 34.

The square root of 1129330393 is about 33605.5113485869. The cubic root of 1129330393 is about 1041.3746593241.

The spelling of 1129330393 in words is "one billion, one hundred twenty-nine million, three hundred thirty thousand, three hundred ninety-three".