1133317993 has 2 divisors, whose sum is σ = 1133317994. Its totient is φ = 1133317992.

The previous prime is 1133317987. The next prime is 1133318051. The reversal of 1133317993 is 3997133311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 663165504 + 470152489 = 25752^2 + 21683^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133317993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1133317943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566658996 + 566658997.

It is an arithmetic number, because the mean of its divisors is an integer number (566658997).

Almost surely, 2^1133317993 is an apocalyptic number.

It is an amenable number.

1133317993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133317993 is an equidigital number, since it uses as much as digits as its factorization.

1133317993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45927, while the sum is 40.

The square root of 1133317993 is about 33664.7886225356. The cubic root of 1133317993 is about 1042.5988973533.

The spelling of 1133317993 in words is "one billion, one hundred thirty-three million, three hundred seventeen thousand, nine hundred ninety-three".