65039077 has 2 divisors, whose sum is σ = 65039078. Its totient is φ = 65039076.

The previous prime is 65039069. The next prime is 65039123. The reversal of 65039077 is 77093056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50893956 + 14145121 = 7134^2 + 3761^2 .

It is a cyclic number.

It is not a de Polignac number, because 65039077 - 2³ = 65039069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65039017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32519538 + 32519539.

It is an arithmetic number, because the mean of its divisors is an integer number (32519539).

Almost surely, 2^65039077 is an apocalyptic number.

It is an amenable number.

65039077 is a deficient number, since it is larger than the sum of its proper divisors (1).

65039077 is an equidigital number, since it uses as much as digits as its factorization.

65039077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 37.

The square root of 65039077 is about 8064.6808368342. The cubic root of 65039077 is about 402.1531330001.

The spelling of 65039077 in words is "sixty-five million, thirty-nine thousand, seventy-seven".