11031000133 has 2 divisors, whose sum is σ = 11031000134. Its totient is φ = 11031000132.

The previous prime is 11031000083. The next prime is 11031000139. The reversal of 11031000133 is 33100013011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8821342084 + 2209658049 = 93922^2 + 47007^2 .

It is a cyclic number.

It is not a de Polignac number, because 11031000133 - 2¹³ = 11030991941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11031000139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515500066 + 5515500067.

It is an arithmetic number, because the mean of its divisors is an integer number (5515500067).

Almost surely, 2^11031000133 is an apocalyptic number.

It is an amenable number.

11031000133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031000133 is an equidigital number, since it uses as much as digits as its factorization.

11031000133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27, while the sum is 13.

Adding to 11031000133 its reverse (33100013011), we get a palindrome (44131013144).

The spelling of 11031000133 in words is "eleven billion, thirty-one million, one hundred thirty-three", and thus it is an aban number.