30430093 has 2 divisors, whose sum is σ = 30430094. Its totient is φ = 30430092.

The previous prime is 30430073. The next prime is 30430097. The reversal of 30430093 is 39003403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29354724 + 1075369 = 5418^2 + 1037^2 .

It is a cyclic number.

It is not a de Polignac number, because 30430093 - 2⁵ = 30430061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30430097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15215046 + 15215047.

It is an arithmetic number, because the mean of its divisors is an integer number (15215047).

Almost surely, 2^30430093 is an apocalyptic number.

It is an amenable number.

30430093 is a deficient number, since it is larger than the sum of its proper divisors (1).

30430093 is an equidigital number, since it uses as much as digits as its factorization.

30430093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 30430093 is about 5516.3477954168. The cubic root of 30430093 is about 312.2010983027.

Adding to 30430093 its reverse (39003403), we get a palindrome (69433496).

The spelling of 30430093 in words is "thirty million, four hundred thirty thousand, ninety-three".