83380043 has 2 divisors, whose sum is σ = 83380044. Its totient is φ = 83380042.

The previous prime is 83380027. The next prime is 83380061. The reversal of 83380043 is 34008338.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83380043 - 2⁴ = 83380027 is a prime.

It is equal to p_4855016 and since 83380043 and 4855016 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 83379988 and 83380015.

It is not a weakly prime, because it can be changed into another prime (83380013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41690021 + 41690022.

It is an arithmetic number, because the mean of its divisors is an integer number (41690022).

Almost surely, 2^83380043 is an apocalyptic number.

83380043 is a deficient number, since it is larger than the sum of its proper divisors (1).

83380043 is an equidigital number, since it uses as much as digits as its factorization.

83380043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 83380043 is about 9131.2673271567. The cubic root of 83380043 is about 436.8718264298.

The spelling of 83380043 in words is "eighty-three million, three hundred eighty thousand, forty-three".