1043229999 has 16 divisors (see below), whose sum is σ = 1613412608. Its totient is φ = 587233152.

The previous prime is 1043229977. The next prime is 1043230031. The reversal of 1043229999 is 9999223401.

It is not a de Polignac number, because 1043229999 - 2⁸ = 1043229743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043224999) 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 in 15 ways as a sum of consecutive naturals, for example, 369322 + ... + 372135.

It is an arithmetic number, because the mean of its divisors is an integer number (100838288).

Almost surely, 2^1043229999 is an apocalyptic number.

1043229999 is a deficient number, since it is larger than the sum of its proper divisors (570182609).

1043229999 is an equidigital number, since it uses as much as digits as its factorization.

1043229999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741534.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 1043229999 is about 32299.0711785958. The cubic root of 1043229999 is about 1014.2071992737.

The spelling of 1043229999 in words is "one billion, forty-three million, two hundred twenty-nine thousand, nine hundred ninety-nine".