54000203 has 2 divisors, whose sum is σ = 54000204. Its totient is φ = 54000202.

The previous prime is 54000179. The next prime is 54000209. The reversal of 54000203 is 30200045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54000203 - 2⁶ = 54000139 is a prime.

It is not a weakly prime, because it can be changed into another prime (54000209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27000101 + 27000102.

It is an arithmetic number, because the mean of its divisors is an integer number (27000102).

Almost surely, 2^54000203 is an apocalyptic number.

54000203 is a deficient number, since it is larger than the sum of its proper divisors (1).

54000203 is an equidigital number, since it uses as much as digits as its factorization.

54000203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 54000203 is about 7348.4830407370. The cubic root of 54000203 is about 377.9767886049.

Adding to 54000203 its reverse (30200045), we get a palindrome (84200248).

The spelling of 54000203 in words is "fifty-four million, two hundred three", and thus it is an aban number.