3668087287 has 2 divisors, whose sum is σ = 3668087288. Its totient is φ = 3668087286.

The previous prime is 3668087281. The next prime is 3668087347. The reversal of 3668087287 is 7827808663.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3668087287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3668087281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1834043643 + 1834043644.

It is an arithmetic number, because the mean of its divisors is an integer number (1834043644).

Almost surely, 2^3668087287 is an apocalyptic number.

3668087287 is a deficient number, since it is larger than the sum of its proper divisors (1).

3668087287 is an equidigital number, since it uses as much as digits as its factorization.

3668087287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The square root of 3668087287 is about 60564.7363322916. The cubic root of 3668087287 is about 1542.2207919536.

The spelling of 3668087287 in words is "three billion, six hundred sixty-eight million, eighty-seven thousand, two hundred eighty-seven".