54004013 has 8 divisors (see below), whose sum is σ = 62564928. Its totient is φ = 45654624.

The previous prime is 54004009. The next prime is 54004021. The reversal of 54004013 is 31040045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54004013 - 2² = 54004009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54003982 and 54004000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54004073) 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 in 7 ways as a sum of consecutive naturals, for example, 52331 + ... + 53352.

It is an arithmetic number, because the mean of its divisors is an integer number (7820616).

Almost surely, 2^54004013 is an apocalyptic number.

It is an amenable number.

54004013 is a deficient number, since it is larger than the sum of its proper divisors (8560915).

54004013 is a wasteful number, since it uses less digits than its factorization.

54004013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105763.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 54004013 is about 7348.7422733417. The cubic root of 54004013 is about 377.9856778165.

Adding to 54004013 its reverse (31040045), we get a palindrome (85044058).

The spelling of 54004013 in words is "fifty-four million, four thousand, thirteen".