561050500541 has 2 divisors, whose sum is σ = 561050500542. Its totient is φ = 561050500540.

The previous prime is 561050500457. The next prime is 561050500561. The reversal of 561050500541 is 145005050165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542999503225 + 18050997316 = 736885^2 + 134354^2 .

It is a cyclic number.

It is not a de Polignac number, because 561050500541 - 2¹⁴ = 561050484157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 561050500498 and 561050500507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561050500561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280525250270 + 280525250271.

It is an arithmetic number, because the mean of its divisors is an integer number (280525250271).

Almost surely, 2^561050500541 is an apocalyptic number.

It is an amenable number.

561050500541 is a deficient number, since it is larger than the sum of its proper divisors (1).

561050500541 is an equidigital number, since it uses as much as digits as its factorization.

561050500541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 561050500541 in words is "five hundred sixty-one billion, fifty million, five hundred thousand, five hundred forty-one".