54340553 has 2 divisors, whose sum is σ = 54340554. Its totient is φ = 54340552.

The previous prime is 54340549. The next prime is 54340567. The reversal of 54340553 is 35504345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48832144 + 5508409 = 6988^2 + 2347^2 .

It is a cyclic number.

It is not a de Polignac number, because 54340553 - 2² = 54340549 is a prime.

It is not a weakly prime, because it can be changed into another prime (54340523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27170276 + 27170277.

It is an arithmetic number, because the mean of its divisors is an integer number (27170277).

Almost surely, 2^54340553 is an apocalyptic number.

It is an amenable number.

54340553 is a deficient number, since it is larger than the sum of its proper divisors (1).

54340553 is an equidigital number, since it uses as much as digits as its factorization.

54340553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 54340553 is about 7371.6045064830. The cubic root of 54340553 is about 378.7692243362.

Adding to 54340553 its reverse (35504345), we get a palindrome (89844898).

The spelling of 54340553 in words is "fifty-four million, three hundred forty thousand, five hundred fifty-three".