1034021999 has 8 divisors (see below), whose sum is σ = 1079678160. Its totient is φ = 989032576.

The previous prime is 1034021993. The next prime is 1034022029. The reversal of 1034021999 is 9991204301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1034021999 - 2¹² = 1034017903 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 (1034021993) 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 7 ways as a sum of consecutive naturals, for example, 163514 + ... + 169719.

It is an arithmetic number, because the mean of its divisors is an integer number (134959770).

Almost surely, 2^1034021999 is an apocalyptic number.

1034021999 is a deficient number, since it is larger than the sum of its proper divisors (45656161).

1034021999 is a wasteful number, since it uses less digits than its factorization.

1034021999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333369.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 1034021999 is about 32156.2124479858. The cubic root of 1034021999 is about 1011.2144327102.

The spelling of 1034021999 in words is "one billion, thirty-four million, twenty-one thousand, nine hundred ninety-nine".