6005105987 has 2 divisors, whose sum is σ = 6005105988. Its totient is φ = 6005105986.

The previous prime is 6005105929. The next prime is 6005105999. The reversal of 6005105987 is 7895015006.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6005105987 - 2²⁴ = 5988328771 is a prime.

It is a super-2 number, since 2×6005105987² = 72122595830206488338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6005105927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3002552993 + 3002552994.

It is an arithmetic number, because the mean of its divisors is an integer number (3002552994).

Almost surely, 2^6005105987 is an apocalyptic number.

6005105987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6005105987 is an equidigital number, since it uses as much as digits as its factorization.

6005105987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 6005105987 is about 77492.6189194816. The cubic root of 6005105987 is about 1817.6359019133.

The spelling of 6005105987 in words is "six billion, five million, one hundred five thousand, nine hundred eighty-seven".