2077987 has 2 divisors, whose sum is σ = 2077988. Its totient is φ = 2077986.

The previous prime is 2077969. The next prime is 2077993. The reversal of 2077987 is 7897702.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2077987 is a prime.

It is a super-3 number, since 3×2077987³ = 26918430443332631409, which contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2077997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038993 + 1038994.

It is an arithmetic number, because the mean of its divisors is an integer number (1038994).

2^2077987 is an apocalyptic number.

2077987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2077987 is an equidigital number, since it uses as much as digits as its factorization.

2077987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 40.

The square root of 2077987 is about 1441.5224590689. The cubic root of 2077987 is about 127.6088932590.

The spelling of 2077987 in words is "two million, seventy-seven thousand, nine hundred eighty-seven".