80074843 has 2 divisors, whose sum is σ = 80074844. Its totient is φ = 80074842.

The previous prime is 80074837. The next prime is 80074853. The reversal of 80074843 is 34847008.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80074843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80074799 and 80074808.

It is not a weakly prime, because it can be changed into another prime (80074853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40037421 + 40037422.

It is an arithmetic number, because the mean of its divisors is an integer number (40037422).

Almost surely, 2^80074843 is an apocalyptic number.

80074843 is a deficient number, since it is larger than the sum of its proper divisors (1).

80074843 is an equidigital number, since it uses as much as digits as its factorization.

80074843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 80074843 is about 8948.4547828103. The cubic root of 80074843 is about 431.0212664216.

The spelling of 80074843 in words is "eighty million, seventy-four thousand, eight hundred forty-three".