54075569 has 2 divisors, whose sum is σ = 54075570. Its totient is φ = 54075568.

The previous prime is 54075559. The next prime is 54075601. The reversal of 54075569 is 96557045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48121969 + 5953600 = 6937^2 + 2440^2 .

It is a cyclic number.

It is not a de Polignac number, because 54075569 - 2⁸ = 54075313 is a prime.

It is a super-2 number, since 2×54075569² = 5848334325347522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54075509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27037784 + 27037785.

It is an arithmetic number, because the mean of its divisors is an integer number (27037785).

Almost surely, 2^54075569 is an apocalyptic number.

It is an amenable number.

54075569 is a deficient number, since it is larger than the sum of its proper divisors (1).

54075569 is an equidigital number, since it uses as much as digits as its factorization.

54075569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 54075569 is about 7353.6092498854. The cubic root of 54075569 is about 378.1525494032.

The spelling of 54075569 in words is "fifty-four million, seventy-five thousand, five hundred sixty-nine".