1001303994 has 16 divisors (see below), whose sum is σ = 2022052032. Its totient is φ = 330527328.

The previous prime is 1001303969. The next prime is 1001304043. The reversal of 1001303994 is 4993031001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 809499 + ... + 810734.

It is an arithmetic number, because the mean of its divisors is an integer number (126378252).

Almost surely, 2^1001303994 is an apocalyptic number.

1001303994 is an abundant number, since it is smaller than the sum of its proper divisors (1020748038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001303994 is a wasteful number, since it uses less digits than its factorization.

1001303994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620341.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1001303994 is about 31643.3878401160. The cubic root of 1001303994 is about 1000.4344758700.

Adding to 1001303994 its reverse (4993031001), we get a palindrome (5994334995).

The spelling of 1001303994 in words is "one billion, one million, three hundred three thousand, nine hundred ninety-four".