562641121 has 4 divisors (see below), whose sum is σ = 643018432. Its totient is φ = 482263812.

The previous prime is 562641119. The next prime is 562641139. The reversal of 562641121 is 121146265.

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 562641121 - 2¹ = 562641119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 562641121.

It is not an unprimeable number, because it can be changed into a prime (562641181) 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, 40188645 + ... + 40188658.

It is an arithmetic number, because the mean of its divisors is an integer number (160754608).

Almost surely, 2^562641121 is an apocalyptic number.

It is an amenable number.

562641121 is a deficient number, since it is larger than the sum of its proper divisors (80377311).

562641121 is an equidigital number, since it uses as much as digits as its factorization.

562641121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80377310.

The product of its digits is 2880, while the sum is 28.

The square root of 562641121 is about 23720.0573565917. The cubic root of 562641121 is about 825.5508392330.

Adding to 562641121 its reverse (121146265), we get a palindrome (683787386).

The spelling of 562641121 in words is "five hundred sixty-two million, six hundred forty-one thousand, one hundred twenty-one".