56340047 has 2 divisors, whose sum is σ = 56340048. Its totient is φ = 56340046.

The previous prime is 56340043. The next prime is 56340059. The reversal of 56340047 is 74004365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56340047 - 2² = 56340043 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56340043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28170023 + 28170024.

It is an arithmetic number, because the mean of its divisors is an integer number (28170024).

Almost surely, 2^56340047 is an apocalyptic number.

56340047 is a deficient number, since it is larger than the sum of its proper divisors (1).

56340047 is an equidigital number, since it uses as much as digits as its factorization.

56340047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 56340047 is about 7506.0007327471. Note that the first 3 decimals coincide. The cubic root of 56340047 is about 383.3590630913.

The spelling of 56340047 in words is "fifty-six million, three hundred forty thousand, forty-seven".