368407987 has 2 divisors, whose sum is σ = 368407988. Its totient is φ = 368407986.

The previous prime is 368407979. The next prime is 368408021. The reversal of 368407987 is 789704863.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (789704863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 368407987 - 2³ = 368407979 is a prime.

It is not a weakly prime, because it can be changed into another prime (368407087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184203993 + 184203994.

It is an arithmetic number, because the mean of its divisors is an integer number (184203994).

Almost surely, 2^368407987 is an apocalyptic number.

368407987 is a deficient number, since it is larger than the sum of its proper divisors (1).

368407987 is an equidigital number, since it uses as much as digits as its factorization.

368407987 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 368407987 is about 19193.9570438198. The cubic root of 368407987 is about 716.8743019310.

The spelling of 368407987 in words is "three hundred sixty-eight million, four hundred seven thousand, nine hundred eighty-seven".