54283309 has 2 divisors, whose sum is σ = 54283310. Its totient is φ = 54283308.

The previous prime is 54283301. The next prime is 54283321. The reversal of 54283309 is 90338245.

It is a happy number.

54283309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41344900 + 12938409 = 6430^2 + 3597^2 .

It is a cyclic number.

It is not a de Polignac number, because 54283309 - 2³ = 54283301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54283301) 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, 27141654 + 27141655.

It is an arithmetic number, because the mean of its divisors is an integer number (27141655).

Almost surely, 2^54283309 is an apocalyptic number.

It is an amenable number.

54283309 is a deficient number, since it is larger than the sum of its proper divisors (1).

54283309 is an equidigital number, since it uses as much as digits as its factorization.

54283309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 54283309 is about 7367.7207466081. The cubic root of 54283309 is about 378.6361752453.

The spelling of 54283309 in words is "fifty-four million, two hundred eighty-three thousand, three hundred nine".