254314002543 has 4 divisors (see below), whose sum is σ = 339085336728. Its totient is φ = 169542668360.

The previous prime is 254314002539. The next prime is 254314002619. The reversal of 254314002543 is 345200413452.

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

It is a cyclic number.

It is not a de Polignac number, because 254314002543 - 2² = 254314002539 is a prime.

It is a super-2 number, since 2×254314002543² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254314002143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42385667088 + ... + 42385667093.

It is an arithmetic number, because the mean of its divisors is an integer number (84771334182).

Almost surely, 2^254314002543 is an apocalyptic number.

254314002543 is a deficient number, since it is larger than the sum of its proper divisors (84771334185).

254314002543 is an equidigital number, since it uses as much as digits as its factorization.

254314002543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84771334184.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 254314002543 its reverse (345200413452), we get a palindrome (599514415995).

The spelling of 254314002543 in words is "two hundred fifty-four billion, three hundred fourteen million, two thousand, five hundred forty-three".