54520307 has 4 divisors (see below), whose sum is σ = 55444440. Its totient is φ = 53596176.

The previous prime is 54520303. The next prime is 54520313. The reversal of 54520307 is 70302545.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70302545 = 5 ⋅14060509.

It is a cyclic number.

It is not a de Polignac number, because 54520307 - 2² = 54520303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54520303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461978 + ... + 462095.

It is an arithmetic number, because the mean of its divisors is an integer number (13861110).

Almost surely, 2^54520307 is an apocalyptic number.

54520307 is a deficient number, since it is larger than the sum of its proper divisors (924133).

54520307 is an equidigital number, since it uses as much as digits as its factorization.

54520307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924132.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 54520307 is about 7383.7867656102. The cubic root of 54520307 is about 379.1864102964.

The spelling of 54520307 in words is "fifty-four million, five hundred twenty thousand, three hundred seven".