1043312329 has 2 divisors, whose sum is σ = 1043312330. Its totient is φ = 1043312328.

The previous prime is 1043312279. The next prime is 1043312339. The reversal of 1043312329 is 9232133401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 573506704 + 469805625 = 23948^2 + 21675^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043312329 - 2⁹ = 1043311817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1043312297 and 1043312306.

It is not a weakly prime, because it can be changed into another prime (1043312339) 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, 521656164 + 521656165.

It is an arithmetic number, because the mean of its divisors is an integer number (521656165).

Almost surely, 2^1043312329 is an apocalyptic number.

It is an amenable number.

1043312329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043312329 is an equidigital number, since it uses as much as digits as its factorization.

1043312329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 1043312329 is about 32300.3456483054. The cubic root of 1043312329 is about 1014.2338784280.

The spelling of 1043312329 in words is "one billion, forty-three million, three hundred twelve thousand, three hundred twenty-nine".