54053569 has 2 divisors, whose sum is σ = 54053570. Its totient is φ = 54053568.

The previous prime is 54053567. The next prime is 54053579. The reversal of 54053569 is 96535045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45427600 + 8625969 = 6740^2 + 2937^2 .

It is a cyclic number.

It is not a de Polignac number, because 54053569 - 2¹ = 54053567 is a prime.

It is a super-2 number, since 2×54053569² = 5843576643275522, which contains 22 as substring.

Together with 54053567, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (54053563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27026784 + 27026785.

It is an arithmetic number, because the mean of its divisors is an integer number (27026785).

Almost surely, 2^54053569 is an apocalyptic number.

It is an amenable number.

54053569 is a deficient number, since it is larger than the sum of its proper divisors (1).

54053569 is an equidigital number, since it uses as much as digits as its factorization.

54053569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 54053569 is about 7352.1132336220. The cubic root of 54053569 is about 378.1012601629.

The spelling of 54053569 in words is "fifty-four million, fifty-three thousand, five hundred sixty-nine".