30416129 has 2 divisors, whose sum is σ = 30416130. Its totient is φ = 30416128.

The previous prime is 30416063. The next prime is 30416147. The reversal of 30416129 is 92161403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29953729 + 462400 = 5473^2 + 680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30416129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30416098 and 30416107.

It is not a weakly prime, because it can be changed into another prime (30416149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15208064 + 15208065.

It is an arithmetic number, because the mean of its divisors is an integer number (15208065).

Almost surely, 2^30416129 is an apocalyptic number.

It is an amenable number.

30416129 is a deficient number, since it is larger than the sum of its proper divisors (1).

30416129 is an equidigital number, since it uses as much as digits as its factorization.

30416129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 30416129 is about 5515.0819576866. The cubic root of 30416129 is about 312.1533358990.

The spelling of 30416129 in words is "thirty million, four hundred sixteen thousand, one hundred twenty-nine".