54150009 has 4 divisors (see below), whose sum is σ = 72200016. Its totient is φ = 36100004.

The previous prime is 54150007. The next prime is 54150011. The reversal of 54150009 is 90005145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (54150007) and next prime (54150011).

It is a cyclic number.

It is not a de Polignac number, because 54150009 - 2¹ = 54150007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54150007) 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, 9024999 + ... + 9025004.

It is an arithmetic number, because the mean of its divisors is an integer number (18050004).

Almost surely, 2^54150009 is an apocalyptic number.

It is an amenable number.

54150009 is a deficient number, since it is larger than the sum of its proper divisors (18050007).

54150009 is a wasteful number, since it uses less digits than its factorization.

54150009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18050006.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 54150009 is about 7358.6689693178. The cubic root of 54150009 is about 378.3259904432.

The spelling of 54150009 in words is "fifty-four million, one hundred fifty thousand, nine".