530042111 has 2 divisors, whose sum is σ = 530042112. Its totient is φ = 530042110.

The previous prime is 530042053. The next prime is 530042119. The reversal of 530042111 is 111240035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530042111 is a prime.

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 530042111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530042119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265021055 + 265021056.

It is an arithmetic number, because the mean of its divisors is an integer number (265021056).

Almost surely, 2^530042111 is an apocalyptic number.

530042111 is a deficient number, since it is larger than the sum of its proper divisors (1).

530042111 is an equidigital number, since it uses as much as digits as its factorization.

530042111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 530042111 is about 23022.6434407520. The cubic root of 530042111 is about 809.2886662553.

Adding to 530042111 its reverse (111240035), we get a palindrome (641282146).

The spelling of 530042111 in words is "five hundred thirty million, forty-two thousand, one hundred eleven".