54075609 has 24 divisors (see below), whose sum is σ = 89465792. Its totient is φ = 30831840.

The previous prime is 54075601. The next prime is 54075617. The reversal of 54075609 is 90657045.

54075609 is a `hidden beast` number, since 5 + 40 + 7 + 5 + 609 = 666.

It is an interprime number because it is at equal distance from previous prime (54075601) and next prime (54075617).

It is not a de Polignac number, because 54075609 - 2³ = 54075601 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54075601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45594 + ... + 46764.

Almost surely, 2^54075609 is an apocalyptic number.

It is an amenable number.

54075609 is a deficient number, since it is larger than the sum of its proper divisors (35390183).

54075609 is a wasteful number, since it uses less digits than its factorization.

54075609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917 (or 1914 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 54075609 is about 7353.6119696378. The cubic root of 54075609 is about 378.1526426437.

The spelling of 54075609 in words is "fifty-four million, seventy-five thousand, six hundred nine".