54334561 has 2 divisors, whose sum is σ = 54334562. Its totient is φ = 54334560.

The previous prime is 54334549. The next prime is 54334573. The reversal of 54334561 is 16543345.

It is a balanced prime because it is at equal distance from previous prime (54334549) and next prime (54334573).

It can be written as a sum of positive squares in only one way, i.e., 54302161 + 32400 = 7369^2 + 180^2 .

It is a cyclic number.

It is not a de Polignac number, because 54334561 - 2⁵ = 54334529 is a prime.

It is not a weakly prime, because it can be changed into another prime (54334531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27167280 + 27167281.

It is an arithmetic number, because the mean of its divisors is an integer number (27167281).

Almost surely, 2^54334561 is an apocalyptic number.

54334561 is the 3297-th centered decagonal number.

It is an amenable number.

54334561 is a deficient number, since it is larger than the sum of its proper divisors (1).

54334561 is an equidigital number, since it uses as much as digits as its factorization.

54334561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 31.

The square root of 54334561 is about 7371.1980708702. The cubic root of 54334561 is about 378.7553018388.

The spelling of 54334561 in words is "fifty-four million, three hundred thirty-four thousand, five hundred sixty-one".