2340143425 has 6 divisors (see below), whose sum is σ = 2901777878. Its totient is φ = 1872114720.

The previous prime is 2340143423. The next prime is 2340143431. The reversal of 2340143425 is 5243410432.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 452327824 + 1887815601 = 21268^2 + 43449^2 .

It is not a de Polignac number, because 2340143425 - 2¹ = 2340143423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2340143393 and 2340143402.

It is not an unprimeable number, because it can be changed into a prime (2340143423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46802844 + ... + 46802893.

Almost surely, 2^2340143425 is an apocalyptic number.

2340143425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2340143425 is a deficient number, since it is larger than the sum of its proper divisors (561634453).

2340143425 is an equidigital number, since it uses as much as digits as its factorization.

2340143425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93605747 (or 93605742 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2340143425 is about 48375.0289405598. The cubic root of 2340143425 is about 1327.6415180801.

Adding to 2340143425 its reverse (5243410432), we get a palindrome (7583553857).

The spelling of 2340143425 in words is "two billion, three hundred forty million, one hundred forty-three thousand, four hundred twenty-five".