1043140429 has 2 divisors, whose sum is σ = 1043140430. Its totient is φ = 1043140428.

The previous prime is 1043140381. The next prime is 1043140453. The reversal of 1043140429 is 9240413401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 954686404 + 88454025 = 30898^2 + 9405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043140429 is a prime.

It is a super-2 number, since 2×1043140429² = 2176283909228608082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1043140397 and 1043140406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043140529) 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, 521570214 + 521570215.

It is an arithmetic number, because the mean of its divisors is an integer number (521570215).

Almost surely, 2^1043140429 is an apocalyptic number.

It is an amenable number.

1043140429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043140429 is an equidigital number, since it uses as much as digits as its factorization.

1043140429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1043140429 is about 32297.6845764522. The cubic root of 1043140429 is about 1014.1781723928.

The spelling of 1043140429 in words is "one billion, forty-three million, one hundred forty thousand, four hundred twenty-nine".