80161727 has 2 divisors, whose sum is σ = 80161728. Its totient is φ = 80161726.

The previous prime is 80161699. The next prime is 80161751. The reversal of 80161727 is 72716108.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80161727 - 2⁶ = 80161663 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 80161693 and 80161702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80161787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40080863 + 40080864.

It is an arithmetic number, because the mean of its divisors is an integer number (40080864).

Almost surely, 2^80161727 is an apocalyptic number.

80161727 is a deficient number, since it is larger than the sum of its proper divisors (1).

80161727 is an equidigital number, since it uses as much as digits as its factorization.

80161727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 80161727 is about 8953.3081595576. The cubic root of 80161727 is about 431.1771011134.

The spelling of 80161727 in words is "eighty million, one hundred sixty-one thousand, seven hundred twenty-seven".