544213477 has 2 divisors, whose sum is σ = 544213478. Its totient is φ = 544213476.

The previous prime is 544213471. The next prime is 544213489. The reversal of 544213477 is 774312445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 532040356 + 12173121 = 23066^2 + 3489^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544213477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544213471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272106738 + 272106739.

It is an arithmetic number, because the mean of its divisors is an integer number (272106739).

Almost surely, 2^544213477 is an apocalyptic number.

It is an amenable number.

544213477 is a deficient number, since it is larger than the sum of its proper divisors (1).

544213477 is an equidigital number, since it uses as much as digits as its factorization.

544213477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94080, while the sum is 37.

The square root of 544213477 is about 23328.3835059354. The cubic root of 544213477 is about 816.4377882185.

The spelling of 544213477 in words is "five hundred forty-four million, two hundred thirteen thousand, four hundred seventy-seven".