1001813296 has 20 divisors (see below), whose sum is σ = 2117469384. Its totient is φ = 455369600.

The previous prime is 1001813273. The next prime is 1001813317. The reversal of 1001813296 is 6923181001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2845885 + ... + 2846236.

Almost surely, 2^1001813296 is an apocalyptic number.

1001813296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1001813296 is an abundant number, since it is smaller than the sum of its proper divisors (1115656088).

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

1001813296 is a wasteful number, since it uses less digits than its factorization.

1001813296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692140 (or 5692134 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1001813296 is about 31651.4343434859. The cubic root of 1001813296 is about 1000.6040670295.

Adding to 1001813296 its reverse (6923181001), we get a palindrome (7924994297).

The spelling of 1001813296 in words is "one billion, one million, eight hundred thirteen thousand, two hundred ninety-six".