5630711621 has 2 divisors, whose sum is σ = 5630711622. Its totient is φ = 5630711620.

The previous prime is 5630711599. The next prime is 5630711641. The reversal of 5630711621 is 1261170365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4926074596 + 704637025 = 70186^2 + 26545^2 .

It is a cyclic number.

It is not a de Polignac number, because 5630711621 - 2¹⁴ = 5630695237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5630711641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2815355810 + 2815355811.

It is an arithmetic number, because the mean of its divisors is an integer number (2815355811).

Almost surely, 2^5630711621 is an apocalyptic number.

It is an amenable number.

5630711621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5630711621 is an equidigital number, since it uses as much as digits as its factorization.

5630711621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 5630711621 is about 75038.0678122778. The cubic root of 5630711621 is about 1779.0483931106.

Adding to 5630711621 its reverse (1261170365), we get a palindrome (6891881986).

The spelling of 5630711621 in words is "five billion, six hundred thirty million, seven hundred eleven thousand, six hundred twenty-one".