345942851 has 2 divisors, whose sum is σ = 345942852. Its totient is φ = 345942850.

The previous prime is 345942803. The next prime is 345942853. The reversal of 345942851 is 158249543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345942851 - 2¹⁴ = 345926467 is a prime.

Together with 345942853, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 345942799 and 345942808.

It is not a weakly prime, because it can be changed into another prime (345942853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172971425 + 172971426.

It is an arithmetic number, because the mean of its divisors is an integer number (172971426).

Almost surely, 2^345942851 is an apocalyptic number.

345942851 is a deficient number, since it is larger than the sum of its proper divisors (1).

345942851 is an equidigital number, since it uses as much as digits as its factorization.

345942851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 41.

The square root of 345942851 is about 18599.5389996634. The cubic root of 345942851 is about 701.9962412171.

The spelling of 345942851 in words is "three hundred forty-five million, nine hundred forty-two thousand, eight hundred fifty-one".