54660659 has 2 divisors, whose sum is σ = 54660660. Its totient is φ = 54660658.

The previous prime is 54660643. The next prime is 54660689. The reversal of 54660659 is 95606645.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54660659 - 2⁴ = 54660643 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (54660689) 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, 27330329 + 27330330.

It is an arithmetic number, because the mean of its divisors is an integer number (27330330).

Almost surely, 2^54660659 is an apocalyptic number.

54660659 is a deficient number, since it is larger than the sum of its proper divisors (1).

54660659 is an equidigital number, since it uses as much as digits as its factorization.

54660659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 54660659 is about 7393.2847233148. The cubic root of 54660659 is about 379.5115122101.

It can be divided in two parts, 5 and 4660659, that added together give a palindrome (4660664).

The spelling of 54660659 in words is "fifty-four million, six hundred sixty thousand, six hundred fifty-nine".