30003113 has 12 divisors (see below), whose sum is σ = 36427392. Its totient is φ = 24202560.

The previous prime is 30003107. The next prime is 30003119. The reversal of 30003113 is 31130003.

It is an interprime number because it is at equal distance from previous prime (30003107) and next prime (30003119).

It is not a de Polignac number, because 30003113 - 2⁴ = 30003097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30003094 and 30003103.

It is not an unprimeable number, because it can be changed into a prime (30003119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5393 + ... + 9438.

It is an arithmetic number, because the mean of its divisors is an integer number (3035616).

Almost surely, 2^30003113 is an apocalyptic number.

It is an amenable number.

30003113 is a deficient number, since it is larger than the sum of its proper divisors (6424279).

30003113 is a wasteful number, since it uses less digits than its factorization.

30003113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14872 (or 14855 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 30003113 is about 5477.5097444003. The cubic root of 30003113 is about 310.7339977957.

Adding to 30003113 its reverse (31130003), we get a palindrome (61133116).

The spelling of 30003113 in words is "thirty million, three thousand, one hundred thirteen".