80413943 has 2 divisors, whose sum is σ = 80413944. Its totient is φ = 80413942.

The previous prime is 80413919. The next prime is 80413981. The reversal of 80413943 is 34931408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80413943 - 2¹⁰ = 80412919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80413343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40206971 + 40206972.

It is an arithmetic number, because the mean of its divisors is an integer number (40206972).

Almost surely, 2^80413943 is an apocalyptic number.

80413943 is a deficient number, since it is larger than the sum of its proper divisors (1).

80413943 is an equidigital number, since it uses as much as digits as its factorization.

80413943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 80413943 is about 8967.3821709571. The cubic root of 80413943 is about 431.6288375059.

The spelling of 80413943 in words is "eighty million, four hundred thirteen thousand, nine hundred forty-three".