27060907987 has 2 divisors, whose sum is σ = 27060907988. Its totient is φ = 27060907986.

The previous prime is 27060907969. The next prime is 27060908009. The reversal of 27060907987 is 78970906072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27060907987 - 2¹¹ = 27060905939 is a prime.

It is not a weakly prime, because it can be changed into another prime (27060907087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13530453993 + 13530453994.

It is an arithmetic number, because the mean of its divisors is an integer number (13530453994).

Almost surely, 2^27060907987 is an apocalyptic number.

27060907987 is a deficient number, since it is larger than the sum of its proper divisors (1).

27060907987 is an equidigital number, since it uses as much as digits as its factorization.

27060907987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 27060907987 in words is "twenty-seven billion, sixty million, nine hundred seven thousand, nine hundred eighty-seven".