11551343 has 2 divisors, whose sum is σ = 11551344. Its totient is φ = 11551342.

The previous prime is 11551333. The next prime is 11551357. The reversal of 11551343 is 34315511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11551343 - 2⁴ = 11551327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11551333) 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, 5775671 + 5775672.

It is an arithmetic number, because the mean of its divisors is an integer number (5775672).

Almost surely, 2^11551343 is an apocalyptic number.

11551343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11551343 is an equidigital number, since it uses as much as digits as its factorization.

11551343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 23.

The square root of 11551343 is about 3398.7266733293. The cubic root of 11551343 is about 226.0532870928.

Adding to 11551343 its reverse (34315511), we get a palindrome (45866854).

The spelling of 11551343 in words is "eleven million, five hundred fifty-one thousand, three hundred forty-three".