5635228961 has 2 divisors, whose sum is σ = 5635228962. Its totient is φ = 5635228960.

The previous prime is 5635228913. The next prime is 5635228967. The reversal of 5635228961 is 1698225365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4292739361 + 1342489600 = 65519^2 + 36640^2 .

It is a cyclic number.

It is not a de Polignac number, because 5635228961 - 2¹⁰ = 5635227937 is a prime.

It is not a weakly prime, because it can be changed into another prime (5635228967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817614480 + 2817614481.

It is an arithmetic number, because the mean of its divisors is an integer number (2817614481).

Almost surely, 2^5635228961 is an apocalyptic number.

It is an amenable number.

5635228961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5635228961 is an equidigital number, since it uses as much as digits as its factorization.

5635228961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 47.

The square root of 5635228961 is about 75068.1620995213. The cubic root of 5635228961 is about 1779.5240238304.

The spelling of 5635228961 in words is "five billion, six hundred thirty-five million, two hundred twenty-eight thousand, nine hundred sixty-one".