65098613 has 2 divisors, whose sum is σ = 65098614. Its totient is φ = 65098612.

The previous prime is 65098609. The next prime is 65098633. The reversal of 65098613 is 31689056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34550884 + 30547729 = 5878^2 + 5527^2 .

It is a cyclic number.

It is not a de Polignac number, because 65098613 - 2² = 65098609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65098633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32549306 + 32549307.

It is an arithmetic number, because the mean of its divisors is an integer number (32549307).

Almost surely, 2^65098613 is an apocalyptic number.

It is an amenable number.

65098613 is a deficient number, since it is larger than the sum of its proper divisors (1).

65098613 is an equidigital number, since it uses as much as digits as its factorization.

65098613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 65098613 is about 8068.3711491230. The cubic root of 65098613 is about 402.2758043138.

The spelling of 65098613 in words is "sixty-five million, ninety-eight thousand, six hundred thirteen".