5020354561 has 2 divisors, whose sum is σ = 5020354562. Its totient is φ = 5020354560.

The previous prime is 5020354543. The next prime is 5020354571. The reversal of 5020354561 is 1654530205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4951796161 + 68558400 = 70369^2 + 8280^2 .

It is a cyclic number.

It is not a de Polignac number, because 5020354561 - 2⁷ = 5020354433 is a prime.

It is not a weakly prime, because it can be changed into another prime (5020354571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510177280 + 2510177281.

It is an arithmetic number, because the mean of its divisors is an integer number (2510177281).

Almost surely, 2^5020354561 is an apocalyptic number.

It is an amenable number.

5020354561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5020354561 is an equidigital number, since it uses as much as digits as its factorization.

5020354561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 5020354561 is about 70854.4604171114. The cubic root of 5020354561 is about 1712.2931923952.

Adding to 5020354561 its reverse (1654530205), we get a palindrome (6674884766).

The spelling of 5020354561 in words is "five billion, twenty million, three hundred fifty-four thousand, five hundred sixty-one".