11633264131 has 4 divisors (see below), whose sum is σ = 12034411200. Its totient is φ = 11232117064.

The previous prime is 11633264129. The next prime is 11633264143. The reversal of 11633264131 is 13146233611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13146233611 = 7 ⋅1878033373.

It is a cyclic number.

It is not a de Polignac number, because 11633264131 - 2¹ = 11633264129 is a prime.

It is a super-2 number, since 2×11633264131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11633264093 and 11633264102.

It is not an unprimeable number, because it can be changed into a prime (11633204131) 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, 200573491 + ... + 200573548.

It is an arithmetic number, because the mean of its divisors is an integer number (3008602800).

Almost surely, 2^11633264131 is an apocalyptic number.

11633264131 is a deficient number, since it is larger than the sum of its proper divisors (401147069).

11633264131 is an equidigital number, since it uses as much as digits as its factorization.

11633264131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401147068.

The product of its digits is 7776, while the sum is 31.

Adding to 11633264131 its reverse (13146233611), we get a palindrome (24779497742).

The spelling of 11633264131 in words is "eleven billion, six hundred thirty-three million, two hundred sixty-four thousand, one hundred thirty-one".