56340043 has 2 divisors, whose sum is σ = 56340044. Its totient is φ = 56340042.

The previous prime is 56340001. The next prime is 56340047. The reversal of 56340043 is 34004365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56340043 - 2⁹ = 56339531 is a prime.

It is not a weakly prime, because it can be changed into another prime (56340047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28170021 + 28170022.

It is an arithmetic number, because the mean of its divisors is an integer number (28170022).

Almost surely, 2^56340043 is an apocalyptic number.

56340043 is a deficient number, since it is larger than the sum of its proper divisors (1).

56340043 is an equidigital number, since it uses as much as digits as its factorization.

56340043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 56340043 is about 7506.0004662936. Note that the first 3 decimals coincide. The cubic root of 56340043 is about 383.3590540188.

The spelling of 56340043 in words is "fifty-six million, three hundred forty thousand, forty-three".