11489641 has 2 divisors, whose sum is σ = 11489642. Its totient is φ = 11489640.

The previous prime is 11489609. The next prime is 11489651. The reversal of 11489641 is 14698411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9610000 + 1879641 = 3100^2 + 1371^2 .

It is a cyclic number.

It is not a de Polignac number, because 11489641 - 2⁵ = 11489609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11489597 and 11489606.

It is not a weakly prime, because it can be changed into another prime (11489651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5744820 + 5744821.

It is an arithmetic number, because the mean of its divisors is an integer number (5744821).

Almost surely, 2^11489641 is an apocalyptic number.

It is an amenable number.

11489641 is a deficient number, since it is larger than the sum of its proper divisors (1).

11489641 is an equidigital number, since it uses as much as digits as its factorization.

11489641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 34.

The square root of 11489641 is about 3389.6372962310. The cubic root of 11489641 is about 225.6500771691.

The spelling of 11489641 in words is "eleven million, four hundred eighty-nine thousand, six hundred forty-one".