54020443 has 2 divisors, whose sum is σ = 54020444. Its totient is φ = 54020442.

The previous prime is 54020429. The next prime is 54020479. The reversal of 54020443 is 34402045.

It is a happy number.

54020443 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54020443 is a prime.

It is not a weakly prime, because it can be changed into another prime (54020423) 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, 27010221 + 27010222.

It is an arithmetic number, because the mean of its divisors is an integer number (27010222).

Almost surely, 2^54020443 is an apocalyptic number.

54020443 is a deficient number, since it is larger than the sum of its proper divisors (1).

54020443 is an equidigital number, since it uses as much as digits as its factorization.

54020443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 54020443 is about 7349.8600666951. The cubic root of 54020443 is about 378.0240062952.

Adding to 54020443 its reverse (34402045), we get a palindrome (88422488).

The spelling of 54020443 in words is "fifty-four million, twenty thousand, four hundred forty-three".