80671363 has 2 divisors, whose sum is σ = 80671364. Its totient is φ = 80671362.

The previous prime is 80671319. The next prime is 80671391. The reversal of 80671363 is 36317608.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80671363 is a prime.

It is not a weakly prime, because it can be changed into another prime (80671163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40335681 + 40335682.

It is an arithmetic number, because the mean of its divisors is an integer number (40335682).

Almost surely, 2^80671363 is an apocalyptic number.

80671363 is a deficient number, since it is larger than the sum of its proper divisors (1).

80671363 is an equidigital number, since it uses as much as digits as its factorization.

80671363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 80671363 is about 8981.7238323164. The cubic root of 80671363 is about 432.0889216674.

The spelling of 80671363 in words is "eighty million, six hundred seventy-one thousand, three hundred sixty-three".