54473147 has 2 divisors, whose sum is σ = 54473148. Its totient is φ = 54473146.

The previous prime is 54473137. The next prime is 54473173. The reversal of 54473147 is 74137445.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54473147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54473137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27236573 + 27236574.

It is an arithmetic number, because the mean of its divisors is an integer number (27236574).

Almost surely, 2^54473147 is an apocalyptic number.

54473147 is a deficient number, since it is larger than the sum of its proper divisors (1).

54473147 is an equidigital number, since it uses as much as digits as its factorization.

54473147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 35.

The square root of 54473147 is about 7380.5925913845. The cubic root of 54473147 is about 379.0770468275.

The spelling of 54473147 in words is "fifty-four million, four hundred seventy-three thousand, one hundred forty-seven".