2343147449 has 2 divisors, whose sum is σ = 2343147450. Its totient is φ = 2343147448.

The previous prime is 2343147439. The next prime is 2343147461. The reversal of 2343147449 is 9447413432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1892859049 + 450288400 = 43507^2 + 21220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2343147449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2343147409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1171573724 + 1171573725.

It is an arithmetic number, because the mean of its divisors is an integer number (1171573725).

Almost surely, 2^2343147449 is an apocalyptic number.

It is an amenable number.

2343147449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2343147449 is an equidigital number, since it uses as much as digits as its factorization.

2343147449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 41.

The square root of 2343147449 is about 48406.0683075996. The cubic root of 2343147449 is about 1328.2093695470.

The spelling of 2343147449 in words is "two billion, three hundred forty-three million, one hundred forty-seven thousand, four hundred forty-nine".