66325111 has 2 divisors, whose sum is σ = 66325112. Its totient is φ = 66325110.

The previous prime is 66325093. The next prime is 66325141. The reversal of 66325111 is 11152366.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66325111 - 2²³ = 57936503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66325141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33162555 + 33162556.

It is an arithmetic number, because the mean of its divisors is an integer number (33162556).

Almost surely, 2^66325111 is an apocalyptic number.

66325111 is a deficient number, since it is larger than the sum of its proper divisors (1).

66325111 is an equidigital number, since it uses as much as digits as its factorization.

66325111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 25.

The square root of 66325111 is about 8144.0230230519. The cubic root of 66325111 is about 404.7864768893.

Adding to 66325111 its reverse (11152366), we get a palindrome (77477477).

The spelling of 66325111 in words is "sixty-six million, three hundred twenty-five thousand, one hundred eleven".