30042127 has 2 divisors, whose sum is σ = 30042128. Its totient is φ = 30042126.

The previous prime is 30042121. The next prime is 30042143. The reversal of 30042127 is 72124003.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30042127 - 2³ = 30042119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30042121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15021063 + 15021064.

It is an arithmetic number, because the mean of its divisors is an integer number (15021064).

Almost surely, 2^30042127 is an apocalyptic number.

30042127 is a deficient number, since it is larger than the sum of its proper divisors (1).

30042127 is an equidigital number, since it uses as much as digits as its factorization.

30042127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 30042127 is about 5481.0698773141. The cubic root of 30042127 is about 310.8686252186.

The spelling of 30042127 in words is "thirty million, forty-two thousand, one hundred twenty-seven".