1040543159 has 2 divisors, whose sum is σ = 1040543160. Its totient is φ = 1040543158.

The previous prime is 1040543129. The next prime is 1040543167. The reversal of 1040543159 is 9513450401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040543159 - 2⁸ = 1040542903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040543129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520271579 + 520271580.

It is an arithmetic number, because the mean of its divisors is an integer number (520271580).

Almost surely, 2^1040543159 is an apocalyptic number.

1040543159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040543159 is an equidigital number, since it uses as much as digits as its factorization.

1040543159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1040543159 is about 32257.4512167344. The cubic root of 1040543159 is about 1013.3357534592.

The spelling of 1040543159 in words is "one billion, forty million, five hundred forty-three thousand, one hundred fifty-nine".