2543365434 has 8 divisors (see below), whose sum is σ = 5086730880. Its totient is φ = 847788476.

The previous prime is 2543365397. The next prime is 2543365463. The reversal of 2543365434 is 4345633452.

It is a sphenic number, since it is the product of 3 distinct primes.

2543365434 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2543365392 and 2543365401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211947114 + ... + 211947125.

It is an arithmetic number, because the mean of its divisors is an integer number (635841360).

Almost surely, 2^2543365434 is an apocalyptic number.

2543365434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2543365434 is a wasteful number, since it uses less digits than its factorization.

2543365434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423894244.

The product of its digits is 518400, while the sum is 39.

The square root of 2543365434 is about 50431.7899146957. The cubic root of 2543365434 is about 1365.0113259670.

Adding to 2543365434 its reverse (4345633452), we get a palindrome (6888998886).

The spelling of 2543365434 in words is "two billion, five hundred forty-three million, three hundred sixty-five thousand, four hundred thirty-four".