56066047 has 2 divisors, whose sum is σ = 56066048. Its totient is φ = 56066046.

The previous prime is 56066039. The next prime is 56066053. The reversal of 56066047 is 74066065.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56066047 - 2³ = 56066039 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56066027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28033023 + 28033024.

It is an arithmetic number, because the mean of its divisors is an integer number (28033024).

Almost surely, 2^56066047 is an apocalyptic number.

56066047 is a deficient number, since it is larger than the sum of its proper divisors (1).

56066047 is an equidigital number, since it uses as much as digits as its factorization.

56066047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 56066047 is about 7487.7264239554. The cubic root of 56066047 is about 382.7365862308.

The spelling of 56066047 in words is "fifty-six million, sixty-six thousand, forty-seven".