1133357009 has 4 divisors (see below), whose sum is σ = 1133802804. Its totient is φ = 1132911216.

The previous prime is 1133356981. The next prime is 1133357041. The reversal of 1133357009 is 9007533311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 693532225 + 439824784 = 26335^2 + 20972^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133357009 - 2⁸ = 1133356753 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1133357909) 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, 219062 + ... + 224175.

It is an arithmetic number, because the mean of its divisors is an integer number (283450701).

Almost surely, 2^1133357009 is an apocalyptic number.

It is an amenable number.

1133357009 is a deficient number, since it is larger than the sum of its proper divisors (445795).

1133357009 is an equidigital number, since it uses as much as digits as its factorization.

1133357009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445794.

The product of its (nonzero) digits is 8505, while the sum is 32.

The square root of 1133357009 is about 33665.3680954182. The cubic root of 1133357009 is about 1042.6108615069.

The spelling of 1133357009 in words is "one billion, one hundred thirty-three million, three hundred fifty-seven thousand, nine".