544240547 has 2 divisors, whose sum is σ = 544240548. Its totient is φ = 544240546.

The previous prime is 544240481. The next prime is 544240549. The reversal of 544240547 is 745042445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544240547 - 2¹⁰ = 544239523 is a prime.

Together with 544240549, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (544240549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272120273 + 272120274.

It is an arithmetic number, because the mean of its divisors is an integer number (272120274).

Almost surely, 2^544240547 is an apocalyptic number.

544240547 is a deficient number, since it is larger than the sum of its proper divisors (1).

544240547 is an equidigital number, since it uses as much as digits as its factorization.

544240547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 89600, while the sum is 35.

The square root of 544240547 is about 23328.9636932291. The cubic root of 544240547 is about 816.4513249435.

The spelling of 544240547 in words is "five hundred forty-four million, two hundred forty thousand, five hundred forty-seven".