55344361 has 2 divisors, whose sum is σ = 55344362. Its totient is φ = 55344360.

The previous prime is 55344353. The next prime is 55344389. The reversal of 55344361 is 16344355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38204761 + 17139600 = 6181^2 + 4140^2 .

It is a cyclic number.

It is not a de Polignac number, because 55344361 - 2³ = 55344353 is a prime.

It is not a weakly prime, because it can be changed into another prime (55344661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27672180 + 27672181.

It is an arithmetic number, because the mean of its divisors is an integer number (27672181).

Almost surely, 2^55344361 is an apocalyptic number.

It is an amenable number.

55344361 is a deficient number, since it is larger than the sum of its proper divisors (1).

55344361 is an equidigital number, since it uses as much as digits as its factorization.

55344361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

The square root of 55344361 is about 7439.3790735518. The cubic root of 55344361 is about 381.0872853616.

The spelling of 55344361 in words is "fifty-five million, three hundred forty-four thousand, three hundred sixty-one".