464321111 has 2 divisors, whose sum is σ = 464321112. Its totient is φ = 464321110.

The previous prime is 464321093. The next prime is 464321113. The reversal of 464321111 is 111123464.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464321111 is a prime.

Together with 464321113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464321113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232160555 + 232160556.

It is an arithmetic number, because the mean of its divisors is an integer number (232160556).

Almost surely, 2^464321111 is an apocalyptic number.

464321111 is a deficient number, since it is larger than the sum of its proper divisors (1).

464321111 is an equidigital number, since it uses as much as digits as its factorization.

464321111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 464321111 is about 21548.1115413857. Note that the first 3 decimals coincide. The cubic root of 464321111 is about 774.3538761779.

Adding to 464321111 its reverse (111123464), we get a palindrome (575444575).

The spelling of 464321111 in words is "four hundred sixty-four million, three hundred twenty-one thousand, one hundred eleven".