5661810059 has 2 divisors, whose sum is σ = 5661810060. Its totient is φ = 5661810058.

The previous prime is 5661810001. The next prime is 5661810079. The reversal of 5661810059 is 9500181665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5661810059 - 2²⁴ = 5645032843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5661809998 and 5661810025.

It is not a weakly prime, because it can be changed into another prime (5661810079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830905029 + 2830905030.

It is an arithmetic number, because the mean of its divisors is an integer number (2830905030).

Almost surely, 2^5661810059 is an apocalyptic number.

5661810059 is a deficient number, since it is larger than the sum of its proper divisors (1).

5661810059 is an equidigital number, since it uses as much as digits as its factorization.

5661810059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 5661810059 is about 75245.0002259286. Note that the first 3 decimals coincide. The cubic root of 5661810059 is about 1782.3176117997.

The spelling of 5661810059 in words is "five billion, six hundred sixty-one million, eight hundred ten thousand, fifty-nine".