65507011 has 2 divisors, whose sum is σ = 65507012. Its totient is φ = 65507010.

The previous prime is 65507009. The next prime is 65507021. The reversal of 65507011 is 11070556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65507011 - 2¹ = 65507009 is a prime.

Together with 65507009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (65507021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32753505 + 32753506.

It is an arithmetic number, because the mean of its divisors is an integer number (32753506).

Almost surely, 2^65507011 is an apocalyptic number.

65507011 is a deficient number, since it is larger than the sum of its proper divisors (1).

65507011 is an equidigital number, since it uses as much as digits as its factorization.

65507011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 65507011 is about 8093.6401575558. The cubic root of 65507011 is about 403.1152808265.

Adding to 65507011 its reverse (11070556), we get a palindrome (76577567).

The spelling of 65507011 in words is "sixty-five million, five hundred seven thousand, eleven".