65000051 has 2 divisors, whose sum is σ = 65000052. Its totient is φ = 65000050.

The previous prime is 65000029. The next prime is 65000057. The reversal of 65000051 is 15000056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65000051 - 2¹⁰ = 64999027 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 64999993 and 65000029.

It is not a weakly prime, because it can be changed into another prime (65000057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32500025 + 32500026.

It is an arithmetic number, because the mean of its divisors is an integer number (32500026).

Almost surely, 2^65000051 is an apocalyptic number.

65000051 is a deficient number, since it is larger than the sum of its proper divisors (1).

65000051 is an equidigital number, since it uses as much as digits as its factorization.

65000051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 65000051 is about 8062.2609111837. The cubic root of 65000051 is about 402.0726810163.

The spelling of 65000051 in words is "sixty-five million, fifty-one", and thus it is an aban number and an uban number.