352319987 has 2 divisors, whose sum is σ = 352319988. Its totient is φ = 352319986.

The previous prime is 352319959. The next prime is 352320029. The reversal of 352319987 is 789913253.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 352319987 - 2⁶ = 352319923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (352319087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176159993 + 176159994.

It is an arithmetic number, because the mean of its divisors is an integer number (176159994).

Almost surely, 2^352319987 is an apocalyptic number.

352319987 is a deficient number, since it is larger than the sum of its proper divisors (1).

352319987 is an equidigital number, since it uses as much as digits as its factorization.

352319987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 47.

The square root of 352319987 is about 18770.1887843463. The cubic root of 352319987 is about 706.2835540797.

The spelling of 352319987 in words is "three hundred fifty-two million, three hundred nineteen thousand, nine hundred eighty-seven".