80692099 has 2 divisors, whose sum is σ = 80692100. Its totient is φ = 80692098.

The previous prime is 80692093. The next prime is 80692109. The reversal of 80692099 is 99029608.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80692099 - 2⁷ = 80691971 is a prime.

It is a super-2 number, since 2×80692099² = 13022429682051602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (80692093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40346049 + 40346050.

It is an arithmetic number, because the mean of its divisors is an integer number (40346050).

Almost surely, 2^80692099 is an apocalyptic number.

80692099 is a deficient number, since it is larger than the sum of its proper divisors (1).

80692099 is an equidigital number, since it uses as much as digits as its factorization.

80692099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 80692099 is about 8982.8781022565. The cubic root of 80692099 is about 432.1259402903.

The spelling of 80692099 in words is "eighty million, six hundred ninety-two thousand, ninety-nine".