2343139847 has 2 divisors, whose sum is σ = 2343139848. Its totient is φ = 2343139846.

The previous prime is 2343139837. The next prime is 2343139849. The reversal of 2343139847 is 7489313432.

2343139847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2343139847 - 2²⁸ = 2074704391 is a prime.

Together with 2343139849, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2343139798 and 2343139807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2343139849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1171569923 + 1171569924.

It is an arithmetic number, because the mean of its divisors is an integer number (1171569924).

Almost surely, 2^2343139847 is an apocalyptic number.

2343139847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2343139847 is an equidigital number, since it uses as much as digits as its factorization.

2343139847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 44.

The square root of 2343139847 is about 48405.9897843232. The cubic root of 2343139847 is about 1328.2079331517.

The spelling of 2343139847 in words is "two billion, three hundred forty-three million, one hundred thirty-nine thousand, eight hundred forty-seven".