30164047 has 2 divisors, whose sum is σ = 30164048. Its totient is φ = 30164046.

The previous prime is 30164033. The next prime is 30164053. The reversal of 30164047 is 74046103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30164047 - 2¹⁵ = 30131279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30164087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15082023 + 15082024.

It is an arithmetic number, because the mean of its divisors is an integer number (15082024).

Almost surely, 2^30164047 is an apocalyptic number.

30164047 is a deficient number, since it is larger than the sum of its proper divisors (1).

30164047 is an equidigital number, since it uses as much as digits as its factorization.

30164047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 30164047 is about 5492.1805323569. The cubic root of 30164047 is about 311.2885904529.

The spelling of 30164047 in words is "thirty million, one hundred sixty-four thousand, forty-seven".