1045543427 has 2 divisors, whose sum is σ = 1045543428. Its totient is φ = 1045543426.

The previous prime is 1045543403. The next prime is 1045543439. The reversal of 1045543427 is 7243455401.

1045543427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1045543427 - 2⁶ = 1045543363 is a prime.

It is a super-2 number, since 2×1045543427² = 2186322115485808658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1045543327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522771713 + 522771714.

It is an arithmetic number, because the mean of its divisors is an integer number (522771714).

Almost surely, 2^1045543427 is an apocalyptic number.

1045543427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045543427 is an equidigital number, since it uses as much as digits as its factorization.

1045543427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 1045543427 is about 32334.8639551800. The cubic root of 1045543427 is about 1014.9563351677.

Adding to 1045543427 its reverse (7243455401), we get a palindrome (8288998828).

The spelling of 1045543427 in words is "one billion, forty-five million, five hundred forty-three thousand, four hundred twenty-seven".