1303000011 has 12 divisors (see below), whose sum is σ = 1884916488. Its totient is φ = 867371904.

The previous prime is 1303000001. The next prime is 1303000021. The reversal of 1303000011 is 1100003031.

It is an interprime number because it is at equal distance from previous prime (1303000001) and next prime (1303000021).

It is not a de Polignac number, because 1303000011 - 2⁶ = 1302999947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1302999957 and 1303000002.

It is not an unprimeable number, because it can be changed into a prime (1303000001) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 101505 + ... + 113618.

It is an arithmetic number, because the mean of its divisors is an integer number (157076374).

Almost surely, 2^1303000011 is an apocalyptic number.

1303000011 is a deficient number, since it is larger than the sum of its proper divisors (581916477).

1303000011 is a wasteful number, since it uses less digits than its factorization.

1303000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215802 (or 215799 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 1303000011 is about 36097.0914479269. The cubic root of 1303000011 is about 1092.2317741537.

Adding to 1303000011 its reverse (1100003031), we get a palindrome (2403003042).

The spelling of 1303000011 in words is "one billion, three hundred three million, eleven", and thus it is an aban number.