5660655139 has 2 divisors, whose sum is σ = 5660655140. Its totient is φ = 5660655138.

The previous prime is 5660655107. The next prime is 5660655157. The reversal of 5660655139 is 9315560665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5660655139 - 2⁵ = 5660655107 is a prime.

It is not a weakly prime, because it can be changed into another prime (5660655179) 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, 2830327569 + 2830327570.

It is an arithmetic number, because the mean of its divisors is an integer number (2830327570).

Almost surely, 2^5660655139 is an apocalyptic number.

5660655139 is a deficient number, since it is larger than the sum of its proper divisors (1).

5660655139 is an equidigital number, since it uses as much as digits as its factorization.

5660655139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729000, while the sum is 46.

The square root of 5660655139 is about 75237.3254375779. The cubic root of 5660655139 is about 1782.1964153264.

The spelling of 5660655139 in words is "five billion, six hundred sixty million, six hundred fifty-five thousand, one hundred thirty-nine".