11552532443 has 2 divisors, whose sum is σ = 11552532444. Its totient is φ = 11552532442.

The previous prime is 11552532331. The next prime is 11552532457. The reversal of 11552532443 is 34423525511.

It is a strong prime.

It is an emirp because it is prime and its reverse (34423525511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11552532443 - 2¹⁶ = 11552466907 is a prime.

It is a super-2 number, since 2×11552532443² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11552532143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5776266221 + 5776266222.

It is an arithmetic number, because the mean of its divisors is an integer number (5776266222).

Almost surely, 2^11552532443 is an apocalyptic number.

11552532443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11552532443 is an equidigital number, since it uses as much as digits as its factorization.

11552532443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 35.

The spelling of 11552532443 in words is "eleven billion, five hundred fifty-two million, five hundred thirty-two thousand, four hundred forty-three".