6106447987 has 2 divisors, whose sum is σ = 6106447988. Its totient is φ = 6106447986.

The previous prime is 6106447969. The next prime is 6106448063. The reversal of 6106447987 is 7897446016.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6106447987 is a prime.

It is not a weakly prime, because it can be changed into another prime (6106447937) 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, 3053223993 + 3053223994.

It is an arithmetic number, because the mean of its divisors is an integer number (3053223994).

Almost surely, 2^6106447987 is an apocalyptic number.

6106447987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6106447987 is an equidigital number, since it uses as much as digits as its factorization.

6106447987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The square root of 6106447987 is about 78143.7648632314. The cubic root of 6106447987 is about 1827.8037082320.

The spelling of 6106447987 in words is "six billion, one hundred six million, four hundred forty-seven thousand, nine hundred eighty-seven".