54886147 has 2 divisors, whose sum is σ = 54886148. Its totient is φ = 54886146.

The previous prime is 54886141. The next prime is 54886159. The reversal of 54886147 is 74168845.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54886147 - 2⁷ = 54886019 is a prime.

It is not a weakly prime, because it can be changed into another prime (54886141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27443073 + 27443074.

It is an arithmetic number, because the mean of its divisors is an integer number (27443074).

Almost surely, 2^54886147 is an apocalyptic number.

54886147 is a deficient number, since it is larger than the sum of its proper divisors (1).

54886147 is an equidigital number, since it uses as much as digits as its factorization.

54886147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 43.

The square root of 54886147 is about 7408.5185428667. The cubic root of 54886147 is about 380.0326541653.

The spelling of 54886147 in words is "fifty-four million, eight hundred eighty-six thousand, one hundred forty-seven".