65009459 has 2 divisors, whose sum is σ = 65009460. Its totient is φ = 65009458.

The previous prime is 65009419. The next prime is 65009471. The reversal of 65009459 is 95490056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65009459 - 2¹² = 65005363 is a prime.

It is not a weakly prime, because it can be changed into another prime (65009419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32504729 + 32504730.

It is an arithmetic number, because the mean of its divisors is an integer number (32504730).

Almost surely, 2^65009459 is an apocalyptic number.

65009459 is a deficient number, since it is larger than the sum of its proper divisors (1).

65009459 is an equidigital number, since it uses as much as digits as its factorization.

65009459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 65009459 is about 8062.8443492356. The cubic root of 65009459 is about 402.0920785257.

The spelling of 65009459 in words is "sixty-five million, nine thousand, four hundred fifty-nine".