30506107 has 2 divisors, whose sum is σ = 30506108. Its totient is φ = 30506106.

The previous prime is 30506071. The next prime is 30506117. The reversal of 30506107 is 70160503.

Together with previous prime (30506071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30506107 is a prime.

It is not a weakly prime, because it can be changed into another prime (30506117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15253053 + 15253054.

It is an arithmetic number, because the mean of its divisors is an integer number (15253054).

Almost surely, 2^30506107 is an apocalyptic number.

30506107 is a deficient number, since it is larger than the sum of its proper divisors (1).

30506107 is an equidigital number, since it uses as much as digits as its factorization.

30506107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 30506107 is about 5523.2333827207. The cubic root of 30506107 is about 312.4608403197.

The spelling of 30506107 in words is "thirty million, five hundred six thousand, one hundred seven".