1043140529 has 2 divisors, whose sum is σ = 1043140530. Its totient is φ = 1043140528.

The previous prime is 1043140523. The next prime is 1043140537. The reversal of 1043140529 is 9250413401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 797497600 + 245642929 = 28240^2 + 15673^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043140529 - 2¹⁶ = 1043074993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043140523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521570264 + 521570265.

It is an arithmetic number, because the mean of its divisors is an integer number (521570265).

Almost surely, 2^1043140529 is an apocalyptic number.

It is an amenable number.

1043140529 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043140529 is an equidigital number, since it uses as much as digits as its factorization.

1043140529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1043140529 is about 32297.6861245508. The cubic root of 1043140529 is about 1014.1782048007.

The spelling of 1043140529 in words is "one billion, forty-three million, one hundred forty thousand, five hundred twenty-nine".