560620261 has 4 divisors (see below), whose sum is σ = 567716800. Its totient is φ = 553523724.

The previous prime is 560620259. The next prime is 560620279. The reversal of 560620261 is 162026065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 560620261 - 2¹ = 560620259 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 (560620241) 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, 3548151 + ... + 3548308.

It is an arithmetic number, because the mean of its divisors is an integer number (141929200).

Almost surely, 2^560620261 is an apocalyptic number.

It is an amenable number.

560620261 is a deficient number, since it is larger than the sum of its proper divisors (7096539).

560620261 is an equidigital number, since it uses as much as digits as its factorization.

560620261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7096538.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 560620261 is about 23677.4209110705. The cubic root of 560620261 is about 824.5612658353.

The spelling of 560620261 in words is "five hundred sixty million, six hundred twenty thousand, two hundred sixty-one".