5201100561 has 16 divisors (see below), whose sum is σ = 7404604416. Its totient is φ = 3239510736.

The previous prime is 5201100559. The next prime is 5201100577. The reversal of 5201100561 is 1650011025.

It is not a de Polignac number, because 5201100561 - 2¹ = 5201100559 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5201100061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 873525 + ... + 879458.

It is an arithmetic number, because the mean of its divisors is an integer number (462787776).

Almost surely, 2^5201100561 is an apocalyptic number.

It is an amenable number.

5201100561 is a deficient number, since it is larger than the sum of its proper divisors (2203503855).

5201100561 is a wasteful number, since it uses less digits than its factorization.

5201100561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753052.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 5201100561 is about 72118.6561230865. The cubic root of 5201100561 is about 1732.6004262877.

Adding to 5201100561 its reverse (1650011025), we get a palindrome (6851111586).

The spelling of 5201100561 in words is "five billion, two hundred one million, one hundred thousand, five hundred sixty-one".