341608991 has 2 divisors, whose sum is σ = 341608992. Its totient is φ = 341608990.

The previous prime is 341608987. The next prime is 341609003. The reversal of 341608991 is 199806143.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 341608991 - 2² = 341608987 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (341008991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170804495 + 170804496.

It is an arithmetic number, because the mean of its divisors is an integer number (170804496).

Almost surely, 2^341608991 is an apocalyptic number.

341608991 is a deficient number, since it is larger than the sum of its proper divisors (1).

341608991 is an equidigital number, since it uses as much as digits as its factorization.

341608991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 341608991 is about 18482.6673129178. The cubic root of 341608991 is about 699.0524533176.

The spelling of 341608991 in words is "three hundred forty-one million, six hundred eight thousand, nine hundred ninety-one".