6061805987 has 2 divisors, whose sum is σ = 6061805988. Its totient is φ = 6061805986.

The previous prime is 6061805977. The next prime is 6061806001. The reversal of 6061805987 is 7895081606.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6061805987 - 2⁸ = 6061805731 is a prime.

It is not a weakly prime, because it can be changed into another prime (6061805977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030902993 + 3030902994.

It is an arithmetic number, because the mean of its divisors is an integer number (3030902994).

Almost surely, 2^6061805987 is an apocalyptic number.

6061805987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6061805987 is an equidigital number, since it uses as much as digits as its factorization.

6061805987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 6061805987 is about 77857.6007015372. The cubic root of 6061805987 is about 1823.3386757335.

The spelling of 6061805987 in words is "six billion, sixty-one million, eight hundred five thousand, nine hundred eighty-seven".