2354115243 has 4 divisors (see below), whose sum is σ = 3138820328. Its totient is φ = 1569410160.

The previous prime is 2354115229. The next prime is 2354115271. The reversal of 2354115243 is 3425114532.

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

It is not a de Polignac number, because 2354115243 - 2²² = 2349920939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2354115243.

It is not an unprimeable number, because it can be changed into a prime (2354135243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392352538 + ... + 392352543.

It is an arithmetic number, because the mean of its divisors is an integer number (784705082).

Almost surely, 2^2354115243 is an apocalyptic number.

2354115243 is a deficient number, since it is larger than the sum of its proper divisors (784705085).

2354115243 is an equidigital number, since it uses as much as digits as its factorization.

2354115243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784705084.

The product of its digits is 14400, while the sum is 30.

The square root of 2354115243 is about 48519.2254987649. The cubic root of 2354115243 is about 1330.2785033067.

Adding to 2354115243 its reverse (3425114532), we get a palindrome (5779229775).

The spelling of 2354115243 in words is "two billion, three hundred fifty-four million, one hundred fifteen thousand, two hundred forty-three".