6130889987 has 2 divisors, whose sum is σ = 6130889988. Its totient is φ = 6130889986.

The previous prime is 6130889983. The next prime is 6130890041. The reversal of 6130889987 is 7899880316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6130889987 - 2² = 6130889983 is a prime.

It is not a weakly prime, because it can be changed into another prime (6130889983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3065444993 + 3065444994.

It is an arithmetic number, because the mean of its divisors is an integer number (3065444994).

Almost surely, 2^6130889987 is an apocalyptic number.

6130889987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6130889987 is an equidigital number, since it uses as much as digits as its factorization.

6130889987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 59.

The square root of 6130889987 is about 78299.9999169860. Note that the first 4 decimals coincide. The cubic root of 6130889987 is about 1830.2391504670.

The spelling of 6130889987 in words is "six billion, one hundred thirty million, eight hundred eighty-nine thousand, nine hundred eighty-seven".