254312204243 has 2 divisors, whose sum is σ = 254312204244. Its totient is φ = 254312204242.

The previous prime is 254312204231. The next prime is 254312204291. The reversal of 254312204243 is 342402213452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 254312204243 - 2²⁰ = 254311155667 is a prime.

It is not a weakly prime, because it can be changed into another prime (254312204743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127156102121 + 127156102122.

It is an arithmetic number, because the mean of its divisors is an integer number (127156102122).

Almost surely, 2^254312204243 is an apocalyptic number.

254312204243 is a deficient number, since it is larger than the sum of its proper divisors (1).

254312204243 is an equidigital number, since it uses as much as digits as its factorization.

254312204243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 254312204243 its reverse (342402213452), we get a palindrome (596714417695).

The spelling of 254312204243 in words is "two hundred fifty-four billion, three hundred twelve million, two hundred four thousand, two hundred forty-three".