30434111 has 2 divisors, whose sum is σ = 30434112. Its totient is φ = 30434110.

The previous prime is 30434101. The next prime is 30434123. The reversal of 30434111 is 11143403.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30434111 - 2¹⁰ = 30433087 is a prime.

It is a super-2 number, since 2×30434111² = 1852470224720642, which contains 22 as substring.

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 30434111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30434101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15217055 + 15217056.

It is an arithmetic number, because the mean of its divisors is an integer number (15217056).

Almost surely, 2^30434111 is an apocalyptic number.

30434111 is a deficient number, since it is larger than the sum of its proper divisors (1).

30434111 is an equidigital number, since it uses as much as digits as its factorization.

30434111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 30434111 is about 5516.7119736307. The cubic root of 30434111 is about 312.2148387449.

Adding to 30434111 its reverse (11143403), we get a palindrome (41577514).

The spelling of 30434111 in words is "thirty million, four hundred thirty-four thousand, one hundred eleven".