11132331449 has 2 divisors, whose sum is σ = 11132331450. Its totient is φ = 11132331448.

The previous prime is 11132331383. The next prime is 11132331461. The reversal of 11132331449 is 94413323111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9140316025 + 1992015424 = 95605^2 + 44632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11132331449 is a prime.

It is not a weakly prime, because it can be changed into another prime (11132331149) 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, 5566165724 + 5566165725.

It is an arithmetic number, because the mean of its divisors is an integer number (5566165725).

Almost surely, 2^11132331449 is an apocalyptic number.

It is an amenable number.

11132331449 is a deficient number, since it is larger than the sum of its proper divisors (1).

11132331449 is an equidigital number, since it uses as much as digits as its factorization.

11132331449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The spelling of 11132331449 in words is "eleven billion, one hundred thirty-two million, three hundred thirty-one thousand, four hundred forty-nine".