11633565241 has 4 divisors (see below), whose sum is σ = 11634727972. Its totient is φ = 11632402512.

The previous prime is 11633565227. The next prime is 11633565257. The reversal of 11633565241 is 14256533611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14256533611 = 31 ⋅459888181.

It can be written as a sum of positive squares in 2 ways, for example, as 2868673600 + 8764891641 = 53560^2 + 93621^2 .

It is a cyclic number.

It is not a de Polignac number, because 11633565241 - 2¹⁵ = 11633532473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11633565241.

It is not an unprimeable number, because it can be changed into a prime (11633515241) 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, 566226 + ... + 586411.

It is an arithmetic number, because the mean of its divisors is an integer number (2908681993).

Almost surely, 2^11633565241 is an apocalyptic number.

It is an amenable number.

11633565241 is a deficient number, since it is larger than the sum of its proper divisors (1162731).

11633565241 is a wasteful number, since it uses less digits than its factorization.

11633565241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162730.

The product of its digits is 64800, while the sum is 37.

The spelling of 11633565241 in words is "eleven billion, six hundred thirty-three million, five hundred sixty-five thousand, two hundred forty-one".