77165063 has 2 divisors, whose sum is σ = 77165064. Its totient is φ = 77165062.

The previous prime is 77165059. The next prime is 77165089. The reversal of 77165063 is 36056177.

It is a weak prime.

It is an emirp because it is prime and its reverse (36056177) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77165063 - 2² = 77165059 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77165003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38582531 + 38582532.

It is an arithmetic number, because the mean of its divisors is an integer number (38582532).

Almost surely, 2^77165063 is an apocalyptic number.

77165063 is a deficient number, since it is larger than the sum of its proper divisors (1).

77165063 is an equidigital number, since it uses as much as digits as its factorization.

77165063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 77165063 is about 8784.3646896062. The cubic root of 77165063 is about 425.7358656356.

The spelling of 77165063 in words is "seventy-seven million, one hundred sixty-five thousand, sixty-three".