65309051 has 2 divisors, whose sum is σ = 65309052. Its totient is φ = 65309050.

The previous prime is 65309039. The next prime is 65309059. The reversal of 65309051 is 15090356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65309051 - 2¹⁰ = 65308027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65309059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32654525 + 32654526.

It is an arithmetic number, because the mean of its divisors is an integer number (32654526).

Almost surely, 2^65309051 is an apocalyptic number.

65309051 is a deficient number, since it is larger than the sum of its proper divisors (1).

65309051 is an equidigital number, since it uses as much as digits as its factorization.

65309051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 65309051 is about 8081.4015492364. The cubic root of 65309051 is about 402.7088041252.

The spelling of 65309051 in words is "sixty-five million, three hundred nine thousand, fifty-one".