54011147 has 4 divisors (see below), whose sum is σ = 54267336. Its totient is φ = 53754960.

The previous prime is 54011141. The next prime is 54011161. The reversal of 54011147 is 74111045.

It is a happy number.

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 54011147 - 2¹⁰ = 54010123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54011141) 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 3 ways as a sum of consecutive naturals, for example, 127778 + ... + 128199.

It is an arithmetic number, because the mean of its divisors is an integer number (13566834).

Almost surely, 2^54011147 is an apocalyptic number.

54011147 is a deficient number, since it is larger than the sum of its proper divisors (256189).

54011147 is a wasteful number, since it uses less digits than its factorization.

54011147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256188.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 54011147 is about 7349.2276464946. The cubic root of 54011147 is about 378.0023212160.

The spelling of 54011147 in words is "fifty-four million, eleven thousand, one hundred forty-seven".