54018533 has 2 divisors, whose sum is σ = 54018534. Its totient is φ = 54018532.

The previous prime is 54018521. The next prime is 54018583. The reversal of 54018533 is 33581045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53904964 + 113569 = 7342^2 + 337^2 .

It is a cyclic number.

It is not a de Polignac number, because 54018533 - 2¹⁸ = 53756389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54018496 and 54018505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54018583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27009266 + 27009267.

It is an arithmetic number, because the mean of its divisors is an integer number (27009267).

Almost surely, 2^54018533 is an apocalyptic number.

It is an amenable number.

54018533 is a deficient number, since it is larger than the sum of its proper divisors (1).

54018533 is an equidigital number, since it uses as much as digits as its factorization.

54018533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 54018533 is about 7349.7301311001. The cubic root of 54018533 is about 378.0195509797.

Adding to 54018533 its reverse (33581045), we get a palindrome (87599578).

The spelling of 54018533 in words is "fifty-four million, eighteen thousand, five hundred thirty-three".