11343649 has 2 divisors, whose sum is σ = 11343650. Its totient is φ = 11343648.

The previous prime is 11343617. The next prime is 11343653. The reversal of 11343649 is 94634311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11343424 + 225 = 3368^2 + 15^2 .

It is a cyclic number.

It is not a de Polignac number, because 11343649 - 2⁵ = 11343617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11343649.

It is not a weakly prime, because it can be changed into another prime (11343679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671824 + 5671825.

It is an arithmetic number, because the mean of its divisors is an integer number (5671825).

Almost surely, 2^11343649 is an apocalyptic number.

It is an amenable number.

11343649 is a deficient number, since it is larger than the sum of its proper divisors (1).

11343649 is an equidigital number, since it uses as much as digits as its factorization.

11343649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 11343649 is about 3368.0334024472. The cubic root of 11343649 is about 224.6902668236.

The spelling of 11343649 in words is "eleven million, three hundred forty-three thousand, six hundred forty-nine".