564123067 has 4 divisors (see below), whose sum is σ = 564519816. Its totient is φ = 563726320.

The previous prime is 564123061. The next prime is 564123083. The reversal of 564123067 is 760321465.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 564123067 - 2²⁷ = 429905339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564123061) 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 in 3 ways as a sum of consecutive naturals, for example, 196234 + ... + 199087.

It is an arithmetic number, because the mean of its divisors is an integer number (141129954).

Almost surely, 2^564123067 is an apocalyptic number.

564123067 is a deficient number, since it is larger than the sum of its proper divisors (396749).

564123067 is a wasteful number, since it uses less digits than its factorization.

564123067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396748.

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

The square root of 564123067 is about 23751.2750605099. The cubic root of 564123067 is about 826.2750126358.

The spelling of 564123067 in words is "five hundred sixty-four million, one hundred twenty-three thousand, sixty-seven".