5661010517 has 2 divisors, whose sum is σ = 5661010518. Its totient is φ = 5661010516.

The previous prime is 5661010441. The next prime is 5661010541. The reversal of 5661010517 is 7150101665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4907562916 + 753447601 = 70054^2 + 27449^2 .

It is a cyclic number.

It is not a de Polignac number, because 5661010517 - 2¹⁴ = 5660994133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5661010547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830505258 + 2830505259.

It is an arithmetic number, because the mean of its divisors is an integer number (2830505259).

Almost surely, 2^5661010517 is an apocalyptic number.

It is an amenable number.

5661010517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5661010517 is an equidigital number, since it uses as much as digits as its factorization.

5661010517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 5661010517 is about 75239.6871139162. The cubic root of 5661010517 is about 1782.2337101936.

The spelling of 5661010517 in words is "five billion, six hundred sixty-one million, ten thousand, five hundred seventeen".