65163701 has 2 divisors, whose sum is σ = 65163702. Its totient is φ = 65163700.

The previous prime is 65163653. The next prime is 65163713. The reversal of 65163701 is 10736156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64802500 + 361201 = 8050^2 + 601^2 .

It is a cyclic number.

It is not a de Polignac number, because 65163701 - 2¹⁰ = 65162677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65163781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32581850 + 32581851.

It is an arithmetic number, because the mean of its divisors is an integer number (32581851).

Almost surely, 2^65163701 is an apocalyptic number.

It is an amenable number.

65163701 is a deficient number, since it is larger than the sum of its proper divisors (1).

65163701 is an equidigital number, since it uses as much as digits as its factorization.

65163701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 65163701 is about 8072.4036692921. The cubic root of 65163701 is about 402.4098297297.

Adding to 65163701 its reverse (10736156), we get a palindrome (75899857).

The spelling of 65163701 in words is "sixty-five million, one hundred sixty-three thousand, seven hundred one".