55821341 has 2 divisors, whose sum is σ = 55821342. Its totient is φ = 55821340.

The previous prime is 55821323. The next prime is 55821347. The reversal of 55821341 is 14312855.

55821341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49646116 + 6175225 = 7046^2 + 2485^2 .

It is a cyclic number.

It is not a de Polignac number, because 55821341 - 2⁶ = 55821277 is a prime.

It is a super-2 number, since 2×55821341² = 6232044222076562, which contains 22 as substring.

It is a Chen prime.

It is equal to p_3328328 and since 55821341 and 3328328 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55821347) 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, 27910670 + 27910671.

It is an arithmetic number, because the mean of its divisors is an integer number (27910671).

Almost surely, 2^55821341 is an apocalyptic number.

It is an amenable number.

55821341 is a deficient number, since it is larger than the sum of its proper divisors (1).

55821341 is an equidigital number, since it uses as much as digits as its factorization.

55821341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 29.

The square root of 55821341 is about 7471.3680808805. The cubic root of 55821341 is about 382.1789431453.

The spelling of 55821341 in words is "fifty-five million, eight hundred twenty-one thousand, three hundred forty-one".