54345539 has 4 divisors (see below), whose sum is σ = 54366600. Its totient is φ = 54324480.

The previous prime is 54345523. The next prime is 54345553. The reversal of 54345539 is 93554345.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54345539 - 2⁴ = 54345523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54345569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6014 + ... + 12035.

It is an arithmetic number, because the mean of its divisors is an integer number (13591650).

Almost surely, 2^54345539 is an apocalyptic number.

54345539 is a deficient number, since it is larger than the sum of its proper divisors (21061).

54345539 is a wasteful number, since it uses less digits than its factorization.

54345539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21060.

The product of its digits is 162000, while the sum is 38.

The square root of 54345539 is about 7371.9426883285. The cubic root of 54345539 is about 378.7808085981.

The spelling of 54345539 in words is "fifty-four million, three hundred forty-five thousand, five hundred thirty-nine".