561067607 has 4 divisors (see below), whose sum is σ = 561136680. Its totient is φ = 560998536.

The previous prime is 561067547. The next prime is 561067621. The reversal of 561067607 is 706760165.

561067607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 561067607 - 2¹⁴ = 561051223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561067627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20432 + ... + 39237.

It is an arithmetic number, because the mean of its divisors is an integer number (140284170).

Almost surely, 2^561067607 is an apocalyptic number.

561067607 is a deficient number, since it is larger than the sum of its proper divisors (69073).

561067607 is an equidigital number, since it uses as much as digits as its factorization.

561067607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69072.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 561067607 is about 23686.8657065472. The cubic root of 561067607 is about 824.7805266206.

The spelling of 561067607 in words is "five hundred sixty-one million, sixty-seven thousand, six hundred seven".