341864987 has 2 divisors, whose sum is σ = 341864988. Its totient is φ = 341864986.

The previous prime is 341864983. The next prime is 341864989. The reversal of 341864987 is 789468143.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 341864987 - 2² = 341864983 is a prime.

Together with 341864989, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (341864983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170932493 + 170932494.

It is an arithmetic number, because the mean of its divisors is an integer number (170932494).

Almost surely, 2^341864987 is an apocalyptic number.

341864987 is a deficient number, since it is larger than the sum of its proper divisors (1).

341864987 is an equidigital number, since it uses as much as digits as its factorization.

341864987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 50.

The square root of 341864987 is about 18489.5913151156. The cubic root of 341864987 is about 699.2270290785.

The spelling of 341864987 in words is "three hundred forty-one million, eight hundred sixty-four thousand, nine hundred eighty-seven".