11552591441 has 2 divisors, whose sum is σ = 11552591442. Its totient is φ = 11552591440.

The previous prime is 11552591429. The next prime is 11552591447. The reversal of 11552591441 is 14419525511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11539056400 + 13535041 = 107420^2 + 3679^2 .

It is a cyclic number.

It is not a de Polignac number, because 11552591441 - 2¹⁴ = 11552575057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11552591395 and 11552591404.

It is not a weakly prime, because it can be changed into another prime (11552591447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5776295720 + 5776295721.

It is an arithmetic number, because the mean of its divisors is an integer number (5776295721).

Almost surely, 2^11552591441 is an apocalyptic number.

It is an amenable number.

11552591441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11552591441 is an equidigital number, since it uses as much as digits as its factorization.

11552591441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36000, while the sum is 38.

The spelling of 11552591441 in words is "eleven billion, five hundred fifty-two million, five hundred ninety-one thousand, four hundred forty-one".