2340346145 has 4 divisors (see below), whose sum is σ = 2808415380. Its totient is φ = 1872276912.

The previous prime is 2340346087. The next prime is 2340346181. The reversal of 2340346145 is 5416430432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 746819584 + 1593526561 = 27328^2 + 39919^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340346145 - 2¹² = 2340342049 is a prime.

It is a super-2 number, since 2×2340346145² = 10954440156832722050, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 234034610 + ... + 234034619.

It is an arithmetic number, because the mean of its divisors is an integer number (702103845).

Almost surely, 2^2340346145 is an apocalyptic number.

It is an amenable number.

2340346145 is a deficient number, since it is larger than the sum of its proper divisors (468069235).

2340346145 is an equidigital number, since it uses as much as digits as its factorization.

2340346145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468069234.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 2340346145 is about 48377.1241910885. The cubic root of 2340346145 is about 1327.6798535818.

Adding to 2340346145 its reverse (5416430432), we get a palindrome (7756776577).

The spelling of 2340346145 in words is "two billion, three hundred forty million, three hundred forty-six thousand, one hundred forty-five".