65034139 has 2 divisors, whose sum is σ = 65034140. Its totient is φ = 65034138.

The previous prime is 65034121. The next prime is 65034157. The reversal of 65034139 is 93143056.

It is a balanced prime because it is at equal distance from previous prime (65034121) and next prime (65034157).

It is a cyclic number.

It is not a de Polignac number, because 65034139 - 2¹¹ = 65032091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65034139.

It is not a weakly prime, because it can be changed into another prime (65034199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32517069 + 32517070.

It is an arithmetic number, because the mean of its divisors is an integer number (32517070).

Almost surely, 2^65034139 is an apocalyptic number.

65034139 is a deficient number, since it is larger than the sum of its proper divisors (1).

65034139 is an equidigital number, since it uses as much as digits as its factorization.

65034139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 65034139 is about 8064.3746812757. The cubic root of 65034139 is about 402.1429551064.

The spelling of 65034139 in words is "sixty-five million, thirty-four thousand, one hundred thirty-nine".