1054543219 has 2 divisors, whose sum is σ = 1054543220. Its totient is φ = 1054543218.

The previous prime is 1054543207. The next prime is 1054543241. The reversal of 1054543219 is 9123454501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1054543219 - 2¹⁵ = 1054510451 is a prime.

It is a super-2 number, since 2×1054543219² = 2224122801477763922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1054543519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527271609 + 527271610.

It is an arithmetic number, because the mean of its divisors is an integer number (527271610).

Almost surely, 2^1054543219 is an apocalyptic number.

1054543219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054543219 is an equidigital number, since it uses as much as digits as its factorization.

1054543219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1054543219 is about 32473.7312146295. The cubic root of 1054543219 is about 1017.8601876455.

The spelling of 1054543219 in words is "one billion, fifty-four million, five hundred forty-three thousand, two hundred nineteen".