65018423 has 2 divisors, whose sum is σ = 65018424. Its totient is φ = 65018422.

The previous prime is 65018411. The next prime is 65018453. The reversal of 65018423 is 32481056.

65018423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65018423 - 2⁴ = 65018407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65018453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32509211 + 32509212.

It is an arithmetic number, because the mean of its divisors is an integer number (32509212).

Almost surely, 2^65018423 is an apocalyptic number.

65018423 is a deficient number, since it is larger than the sum of its proper divisors (1).

65018423 is an equidigital number, since it uses as much as digits as its factorization.

65018423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 65018423 is about 8063.4002133095. The cubic root of 65018423 is about 402.1105588504.

Adding to 65018423 its reverse (32481056), we get a palindrome (97499479).

The spelling of 65018423 in words is "sixty-five million, eighteen thousand, four hundred twenty-three".