30664111 has 2 divisors, whose sum is σ = 30664112. Its totient is φ = 30664110.

The previous prime is 30664097. The next prime is 30664147. The reversal of 30664111 is 11146603.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30664111 - 2⁵ = 30664079 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30664211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15332055 + 15332056.

It is an arithmetic number, because the mean of its divisors is an integer number (15332056).

Almost surely, 2^30664111 is an apocalyptic number.

30664111 is a deficient number, since it is larger than the sum of its proper divisors (1).

30664111 is an equidigital number, since it uses as much as digits as its factorization.

30664111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 30664111 is about 5537.5184875538. The cubic root of 30664111 is about 312.9993671455. Note that the first 3 decimals are identical.

The spelling of 30664111 in words is "thirty million, six hundred sixty-four thousand, one hundred eleven".