65400011 has 2 divisors, whose sum is σ = 65400012. Its totient is φ = 65400010.

The previous prime is 65400007. The next prime is 65400067. The reversal of 65400011 is 11000456.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65400011 - 2² = 65400007 is a prime.

It is a super-2 number, since 2×65400011² = 8554322877600242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65400211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32700005 + 32700006.

It is an arithmetic number, because the mean of its divisors is an integer number (32700006).

Almost surely, 2^65400011 is an apocalyptic number.

65400011 is a deficient number, since it is larger than the sum of its proper divisors (1).

65400011 is an equidigital number, since it uses as much as digits as its factorization.

65400011 is an odious number, because the sum of its binary digits is odd.

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

The square root of 65400011 is about 8087.0273277639. The cubic root of 65400011 is about 402.8956766418.

Adding to 65400011 its reverse (11000456), we get a palindrome (76400467).

The spelling of 65400011 in words is "sixty-five million, four hundred thousand, eleven".