103311009 has 24 divisors (see below), whose sum is σ = 156237120. Its totient is φ = 65658912.

The previous prime is 103311001. The next prime is 103311017. The reversal of 103311009 is 900113301.

It is an interprime number because it is at equal distance from previous prime (103311001) and next prime (103311017).

It is not a de Polignac number, because 103311009 - 2³ = 103311001 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 103310982 and 103311000.

It is not an unprimeable number, because it can be changed into a prime (103311001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79882 + ... + 81164.

It is an arithmetic number, because the mean of its divisors is an integer number (6509880).

Almost surely, 2^103311009 is an apocalyptic number.

It is an amenable number.

103311009 is a deficient number, since it is larger than the sum of its proper divisors (52926111).

103311009 is a wasteful number, since it uses less digits than its factorization.

103311009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701 (or 1698 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 103311009 is about 10164.2023297453. The cubic root of 103311009 is about 469.2261431700.

The spelling of 103311009 in words is "one hundred three million, three hundred eleven thousand, nine".