80000699 has 2 divisors, whose sum is σ = 80000700. Its totient is φ = 80000698.

The previous prime is 80000689. The next prime is 80000719. The reversal of 80000699 is 99600008.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80000699 - 2¹² = 79996603 is a prime.

It is a super-2 number, since 2×80000699² = 12800223680977202, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (80000639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40000349 + 40000350.

It is an arithmetic number, because the mean of its divisors is an integer number (40000350).

Almost surely, 2^80000699 is an apocalyptic number.

80000699 is a deficient number, since it is larger than the sum of its proper divisors (1).

80000699 is an equidigital number, since it uses as much as digits as its factorization.

80000699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 80000699 is about 8944.3109852017. The cubic root of 80000699 is about 430.8881929609. Note that the first 3 decimals are identical.

The spelling of 80000699 in words is "eighty million, six hundred ninety-nine", and thus it is an aban number.