56534147 has 2 divisors, whose sum is σ = 56534148. Its totient is φ = 56534146.

The previous prime is 56534143. The next prime is 56534167. The reversal of 56534147 is 74143565.

56534147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56534147 - 2² = 56534143 is a prime.

It is a super-2 number, since 2×56534147² = 6392219554035218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56534141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28267073 + 28267074.

It is an arithmetic number, because the mean of its divisors is an integer number (28267074).

Almost surely, 2^56534147 is an apocalyptic number.

56534147 is a deficient number, since it is larger than the sum of its proper divisors (1).

56534147 is an equidigital number, since it uses as much as digits as its factorization.

56534147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

The square root of 56534147 is about 7518.9192707463. The cubic root of 56534147 is about 383.7988018446.

The spelling of 56534147 in words is "fifty-six million, five hundred thirty-four thousand, one hundred forty-seven".