30301247 has 2 divisors, whose sum is σ = 30301248. Its totient is φ = 30301246.

The previous prime is 30301241. The next prime is 30301253. The reversal of 30301247 is 74210303.

It is a balanced prime because it is at equal distance from previous prime (30301241) and next prime (30301253).

It is a cyclic number.

It is not a de Polignac number, because 30301247 - 2¹² = 30297151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30301241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15150623 + 15150624.

It is an arithmetic number, because the mean of its divisors is an integer number (15150624).

Almost surely, 2^30301247 is an apocalyptic number.

30301247 is a deficient number, since it is larger than the sum of its proper divisors (1).

30301247 is an equidigital number, since it uses as much as digits as its factorization.

30301247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 30301247 is about 5504.6568467072. The cubic root of 30301247 is about 311.7598380570.

The spelling of 30301247 in words is "thirty million, three hundred one thousand, two hundred forty-seven".