65741617 has 2 divisors, whose sum is σ = 65741618. Its totient is φ = 65741616.

The previous prime is 65741609. The next prime is 65741647. The reversal of 65741617 is 71614756.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65221776 + 519841 = 8076^2 + 721^2 .

It is a cyclic number.

It is not a de Polignac number, because 65741617 - 2³ = 65741609 is a prime.

It is not a weakly prime, because it can be changed into another prime (65741647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32870808 + 32870809.

It is an arithmetic number, because the mean of its divisors is an integer number (32870809).

Almost surely, 2^65741617 is an apocalyptic number.

It is an amenable number.

65741617 is a deficient number, since it is larger than the sum of its proper divisors (1).

65741617 is an equidigital number, since it uses as much as digits as its factorization.

65741617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 37.

The square root of 65741617 is about 8108.1204357113. The cubic root of 65741617 is about 403.5959448300.

The spelling of 65741617 in words is "sixty-five million, seven hundred forty-one thousand, six hundred seventeen".