80827099 has 2 divisors, whose sum is σ = 80827100. Its totient is φ = 80827098.

The previous prime is 80827073. The next prime is 80827111. The reversal of 80827099 is 99072808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80827099 - 2⁹ = 80826587 is a prime.

It is not a weakly prime, because it can be changed into another prime (80827399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40413549 + 40413550.

It is an arithmetic number, because the mean of its divisors is an integer number (40413550).

Almost surely, 2^80827099 is an apocalyptic number.

80827099 is a deficient number, since it is larger than the sum of its proper divisors (1).

80827099 is an equidigital number, since it uses as much as digits as its factorization.

80827099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 43.

The square root of 80827099 is about 8990.3892574237. The cubic root of 80827099 is about 432.3667920373.

The spelling of 80827099 in words is "eighty million, eight hundred twenty-seven thousand, ninety-nine".