11133066731 has 2 divisors, whose sum is σ = 11133066732. Its totient is φ = 11133066730.

The previous prime is 11133066689. The next prime is 11133066803. The reversal of 11133066731 is 13766033111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11133066731 - 2¹⁰ = 11133065707 is a prime.

It is a super-3 number, since 3×11133066731³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (11133066431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566533365 + 5566533366.

It is an arithmetic number, because the mean of its divisors is an integer number (5566533366).

Almost surely, 2^11133066731 is an apocalyptic number.

11133066731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133066731 is an equidigital number, since it uses as much as digits as its factorization.

11133066731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

Adding to 11133066731 its reverse (13766033111), we get a palindrome (24899099842).

The spelling of 11133066731 in words is "eleven billion, one hundred thirty-three million, sixty-six thousand, seven hundred thirty-one".