350395987 has 2 divisors, whose sum is σ = 350395988. Its totient is φ = 350395986.

The previous prime is 350395979. The next prime is 350396021. The reversal of 350395987 is 789593053.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 350395987 - 2³ = 350395979 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 350395987.

It is not a weakly prime, because it can be changed into another prime (350395907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175197993 + 175197994.

It is an arithmetic number, because the mean of its divisors is an integer number (175197994).

Almost surely, 2^350395987 is an apocalyptic number.

350395987 is a deficient number, since it is larger than the sum of its proper divisors (1).

350395987 is an equidigital number, since it uses as much as digits as its factorization.

350395987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The square root of 350395987 is about 18718.8671398672. The cubic root of 350395987 is about 704.9955481502.

The spelling of 350395987 in words is "three hundred fifty million, three hundred ninety-five thousand, nine hundred eighty-seven".