345135005 has 8 divisors (see below), whose sum is σ = 414264024. Its totient is φ = 276040000.

The previous prime is 345134989. The next prime is 345135013. The reversal of 345135005 is 500531543.

It can be written as a sum of positive squares in 4 ways, for example, as 99460729 + 245674276 = 9973^2 + 15674^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345135005 - 2⁴ = 345134989 is a prime.

It is a super-3 number, since 3×345135005³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28355 + ... + 38655.

It is an arithmetic number, because the mean of its divisors is an integer number (51783003).

Almost surely, 2^345135005 is an apocalyptic number.

It is an amenable number.

345135005 is a deficient number, since it is larger than the sum of its proper divisors (69129019).

345135005 is a wasteful number, since it uses less digits than its factorization.

345135005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17007.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 345135005 is about 18577.8094779767. The cubic root of 345135005 is about 701.4493812738.

Adding to 345135005 its reverse (500531543), we get a palindrome (845666548).

The spelling of 345135005 in words is "three hundred forty-five million, one hundred thirty-five thousand, five".