345830827 has 2 divisors, whose sum is σ = 345830828. Its totient is φ = 345830826.

The previous prime is 345830809. The next prime is 345830867. The reversal of 345830827 is 728038543.

It is an a-pointer prime, because the next prime (345830867) can be obtained adding 345830827 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345830827 - 2²³ = 337442219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345830827.

It is not a weakly prime, because it can be changed into another prime (345830867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172915413 + 172915414.

It is an arithmetic number, because the mean of its divisors is an integer number (172915414).

Almost surely, 2^345830827 is an apocalyptic number.

345830827 is a deficient number, since it is larger than the sum of its proper divisors (1).

345830827 is an equidigital number, since it uses as much as digits as its factorization.

345830827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 345830827 is about 18596.5272833398. The cubic root of 345830827 is about 701.9204590306.

The spelling of 345830827 in words is "three hundred forty-five million, eight hundred thirty thousand, eight hundred twenty-seven".