54675109 has 2 divisors, whose sum is σ = 54675110. Its totient is φ = 54675108.

The previous prime is 54675107. The next prime is 54675143. The reversal of 54675109 is 90157645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27531009 + 27144100 = 5247^2 + 5210^2 .

It is a cyclic number.

It is not a de Polignac number, because 54675109 - 2¹ = 54675107 is a prime.

Together with 54675107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54675107) 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, 27337554 + 27337555.

It is an arithmetic number, because the mean of its divisors is an integer number (27337555).

Almost surely, 2^54675109 is an apocalyptic number.

It is an amenable number.

54675109 is a deficient number, since it is larger than the sum of its proper divisors (1).

54675109 is an equidigital number, since it uses as much as digits as its factorization.

54675109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 54675109 is about 7394.2618969036. The cubic root of 54675109 is about 379.5449516055.

The spelling of 54675109 in words is "fifty-four million, six hundred seventy-five thousand, one hundred nine".