30474811 has 2 divisors, whose sum is σ = 30474812. Its totient is φ = 30474810.

The previous prime is 30474809. The next prime is 30474817. The reversal of 30474811 is 11847403.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30474811 - 2¹ = 30474809 is a prime.

Together with 30474809, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30474811.

It is not a weakly prime, because it can be changed into another prime (30474817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15237405 + 15237406.

It is an arithmetic number, because the mean of its divisors is an integer number (15237406).

Almost surely, 2^30474811 is an apocalyptic number.

30474811 is a deficient number, since it is larger than the sum of its proper divisors (1).

30474811 is an equidigital number, since it uses as much as digits as its factorization.

30474811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 30474811 is about 5520.3995326425. The cubic root of 30474811 is about 312.3539533025.

The spelling of 30474811 in words is "thirty million, four hundred seventy-four thousand, eight hundred eleven".