54655147 has 4 divisors (see below), whose sum is σ = 54852736. Its totient is φ = 54457560.

The previous prime is 54655129. The next prime is 54655157. The reversal of 54655147 is 74155645.

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 54655147 - 2¹⁹ = 54130859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54655127) 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, 98379 + ... + 98932.

It is an arithmetic number, because the mean of its divisors is an integer number (13713184).

Almost surely, 2^54655147 is an apocalyptic number.

54655147 is a deficient number, since it is larger than the sum of its proper divisors (197589).

54655147 is a wasteful number, since it uses less digits than its factorization.

54655147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197588.

The product of its digits is 84000, while the sum is 37.

The square root of 54655147 is about 7392.9119432061. The cubic root of 54655147 is about 379.4987550900.

The spelling of 54655147 in words is "fifty-four million, six hundred fifty-five thousand, one hundred forty-seven".