30420167 has 2 divisors, whose sum is σ = 30420168. Its totient is φ = 30420166.

The previous prime is 30420161. The next prime is 30420209. The reversal of 30420167 is 76102403.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30420167 - 2²⁰ = 29371591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30420161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15210083 + 15210084.

It is an arithmetic number, because the mean of its divisors is an integer number (15210084).

Almost surely, 2^30420167 is an apocalyptic number.

30420167 is a deficient number, since it is larger than the sum of its proper divisors (1).

30420167 is an equidigital number, since it uses as much as digits as its factorization.

30420167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 30420167 is about 5515.4480325718. The cubic root of 30420167 is about 312.1671489585.

The spelling of 30420167 in words is "thirty million, four hundred twenty thousand, one hundred sixty-seven".