11132232187 has 2 divisors, whose sum is σ = 11132232188. Its totient is φ = 11132232186.

The previous prime is 11132232169. The next prime is 11132232197. The reversal of 11132232187 is 78123223111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11132232187 is a prime.

It is not a weakly prime, because it can be changed into another prime (11132232197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566116093 + 5566116094.

It is an arithmetic number, because the mean of its divisors is an integer number (5566116094).

Almost surely, 2^11132232187 is an apocalyptic number.

11132232187 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132232187 is an equidigital number, since it uses as much as digits as its factorization.

11132232187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

Adding to 11132232187 its reverse (78123223111), we get a palindrome (89255455298).

It can be divided in two parts, 1113223218 and 7, that added together give a square (1113223225 = 33365²).

The spelling of 11132232187 in words is "eleven billion, one hundred thirty-two million, two hundred thirty-two thousand, one hundred eighty-seven".