80710867 has 2 divisors, whose sum is σ = 80710868. Its totient is φ = 80710866.

The previous prime is 80710853. The next prime is 80710907. The reversal of 80710867 is 76801708.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80710867 - 2¹¹ = 80708819 is a prime.

It is a super-3 number, since 3×80710867³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (80710367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40355433 + 40355434.

It is an arithmetic number, because the mean of its divisors is an integer number (40355434).

Almost surely, 2^80710867 is an apocalyptic number.

80710867 is a deficient number, since it is larger than the sum of its proper divisors (1).

80710867 is an equidigital number, since it uses as much as digits as its factorization.

80710867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 80710867 is about 8983.9226955712. The cubic root of 80710867 is about 432.1594401044.

The spelling of 80710867 in words is "eighty million, seven hundred ten thousand, eight hundred sixty-seven".