345140359 has 2 divisors, whose sum is σ = 345140360. Its totient is φ = 345140358.

The previous prime is 345140353. The next prime is 345140371. The reversal of 345140359 is 953041543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345140359 - 2³ = 345140351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345140351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172570179 + 172570180.

It is an arithmetic number, because the mean of its divisors is an integer number (172570180).

Almost surely, 2^345140359 is an apocalyptic number.

345140359 is a deficient number, since it is larger than the sum of its proper divisors (1).

345140359 is an equidigital number, since it uses as much as digits as its factorization.

345140359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 345140359 is about 18577.9535740619. The cubic root of 345140359 is about 701.4530083961.

The spelling of 345140359 in words is "three hundred forty-five million, one hundred forty thousand, three hundred fifty-nine".