1001299003 has 4 divisors (see below), whose sum is σ = 1001396968. Its totient is φ = 1001201040.

The previous prime is 1001299001. The next prime is 1001299073. The reversal of 1001299003 is 3009921001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1001299003 - 2¹ = 1001299001 is a prime.

It is a super-3 number, since 3×1001299003³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001299001) 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 3 ways as a sum of consecutive naturals, for example, 31593 + ... + 54778.

It is an arithmetic number, because the mean of its divisors is an integer number (250349242).

Almost surely, 2^1001299003 is an apocalyptic number.

1001299003 is a deficient number, since it is larger than the sum of its proper divisors (97965).

1001299003 is an equidigital number, since it uses as much as digits as its factorization.

1001299003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97964.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 1001299003 is about 31643.3089767805. The cubic root of 1001299003 is about 1000.4328136453.

The spelling of 1001299003 in words is "one billion, one million, two hundred ninety-nine thousand, three".