345950419 has 2 divisors, whose sum is σ = 345950420. Its totient is φ = 345950418.

The previous prime is 345950417. The next prime is 345950441. The reversal of 345950419 is 914059543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345950419 - 2¹ = 345950417 is a prime.

It is a super-2 number, since 2×345950419² = 239363384812551122, which contains 22 as substring.

Together with 345950417, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (345950417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172975209 + 172975210.

It is an arithmetic number, because the mean of its divisors is an integer number (172975210).

Almost surely, 2^345950419 is an apocalyptic number.

345950419 is a deficient number, since it is larger than the sum of its proper divisors (1).

345950419 is an equidigital number, since it uses as much as digits as its factorization.

345950419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 345950419 is about 18599.7424444534. The cubic root of 345950419 is about 702.0013602407.

The spelling of 345950419 in words is "three hundred forty-five million, nine hundred fifty thousand, four hundred nineteen".