11855329 has 2 divisors, whose sum is σ = 11855330. Its totient is φ = 11855328.

The previous prime is 11855321. The next prime is 11855339. The reversal of 11855329 is 92355811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8111104 + 3744225 = 2848^2 + 1935^2 .

It is a cyclic number.

It is not a de Polignac number, because 11855329 - 2³ = 11855321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11855294 and 11855303.

It is not a weakly prime, because it can be changed into another prime (11855321) 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, 5927664 + 5927665.

It is an arithmetic number, because the mean of its divisors is an integer number (5927665).

Almost surely, 2^11855329 is an apocalyptic number.

It is an amenable number.

11855329 is a deficient number, since it is larger than the sum of its proper divisors (1).

11855329 is an equidigital number, since it uses as much as digits as its factorization.

11855329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 34.

The square root of 11855329 is about 3443.1568363930. The cubic root of 11855329 is about 228.0190876089.

The spelling of 11855329 in words is "eleven million, eight hundred fifty-five thousand, three hundred twenty-nine".