54059399 has 4 divisors (see below), whose sum is σ = 54975720. Its totient is φ = 53143080.

The previous prime is 54059333. The next prime is 54059429. The reversal of 54059399 is 99395045.

54059399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99395045 = 5 ⋅19879009.

It is a cyclic number.

It is not a de Polignac number, because 54059399 - 2²⁴ = 37282183 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54059309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458072 + ... + 458189.

It is an arithmetic number, because the mean of its divisors is an integer number (13743930).

Almost surely, 2^54059399 is an apocalyptic number.

54059399 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

54059399 is a deficient number, since it is larger than the sum of its proper divisors (916321).

54059399 is an equidigital number, since it uses as much as digits as its factorization.

54059399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916320.

The product of its (nonzero) digits is 218700, while the sum is 44.

The square root of 54059399 is about 7352.5097075760. The cubic root of 54059399 is about 378.1148531667.

The spelling of 54059399 in words is "fifty-four million, fifty-nine thousand, three hundred ninety-nine".