2104240343 has 2 divisors, whose sum is σ = 2104240344. Its totient is φ = 2104240342.

The previous prime is 2104240301. The next prime is 2104240349. The reversal of 2104240343 is 3430424012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104240343 is a prime.

It is a super-2 number, since 2×2104240343² = 8855654842217515298, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104240349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052120171 + 1052120172.

It is an arithmetic number, because the mean of its divisors is an integer number (1052120172).

Almost surely, 2^2104240343 is an apocalyptic number.

2104240343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104240343 is an equidigital number, since it uses as much as digits as its factorization.

2104240343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2104240343 is about 45871.9995531043. Note that the first 3 decimals coincide. The cubic root of 2104240343 is about 1281.4405053299.

Adding to 2104240343 its reverse (3430424012), we get a palindrome (5534664355).

The spelling of 2104240343 in words is "two billion, one hundred four million, two hundred forty thousand, three hundred forty-three".