54049447 has 2 divisors, whose sum is σ = 54049448. Its totient is φ = 54049446.

The previous prime is 54049441. The next prime is 54049469. The reversal of 54049447 is 74494045.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54049447 - 2¹⁵ = 54016679 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54049441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27024723 + 27024724.

It is an arithmetic number, because the mean of its divisors is an integer number (27024724).

Almost surely, 2^54049447 is an apocalyptic number.

54049447 is a deficient number, since it is larger than the sum of its proper divisors (1).

54049447 is an equidigital number, since it uses as much as digits as its factorization.

54049447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 54049447 is about 7351.8329007126. The cubic root of 54049447 is about 378.0916488764.

The spelling of 54049447 in words is "fifty-four million, forty-nine thousand, four hundred forty-seven".