1133522011 has 4 divisors (see below), whose sum is σ = 1159883032. Its totient is φ = 1107160992.

The previous prime is 1133521999. The next prime is 1133522023. The reversal of 1133522011 is 1102253311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1102253311 = 23 ⋅47924057.

It is an interprime number because it is at equal distance from previous prime (1133521999) and next prime (1133522023).

It is a cyclic number.

It is not a de Polignac number, because 1133522011 - 2⁵ = 1133521979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1133522011.

It is not an unprimeable number, because it can be changed into a prime (1133522081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13180446 + ... + 13180531.

It is an arithmetic number, because the mean of its divisors is an integer number (289970758).

Almost surely, 2^1133522011 is an apocalyptic number.

1133522011 is a deficient number, since it is larger than the sum of its proper divisors (26361021).

1133522011 is an equidigital number, since it uses as much as digits as its factorization.

1133522011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26361020.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1133522011 is about 33667.8186255065. The cubic root of 1133522011 is about 1042.6614558998.

Adding to 1133522011 its reverse (1102253311), we get a palindrome (2235775322).

The spelling of 1133522011 in words is "one billion, one hundred thirty-three million, five hundred twenty-two thousand, eleven".