56567803 has 2 divisors, whose sum is σ = 56567804. Its totient is φ = 56567802.

The previous prime is 56567779. The next prime is 56567821. The reversal of 56567803 is 30876565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56567803 - 2¹³ = 56559611 is a prime.

It is not a weakly prime, because it can be changed into another prime (56564803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28283901 + 28283902.

It is an arithmetic number, because the mean of its divisors is an integer number (28283902).

Almost surely, 2^56567803 is an apocalyptic number.

56567803 is a deficient number, since it is larger than the sum of its proper divisors (1).

56567803 is an equidigital number, since it uses as much as digits as its factorization.

56567803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 56567803 is about 7521.1570253519. The cubic root of 56567803 is about 383.8749479776.

The spelling of 56567803 in words is "fifty-six million, five hundred sixty-seven thousand, eight hundred three".