254005301243 has 2 divisors, whose sum is σ = 254005301244. Its totient is φ = 254005301242.

The previous prime is 254005301213. The next prime is 254005301257. The reversal of 254005301243 is 342103500452.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254005301243 is a prime.

It is a super-4 number, since 4×254005301243⁴ (a number of 47 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (254005301203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127002650621 + 127002650622.

It is an arithmetic number, because the mean of its divisors is an integer number (127002650622).

Almost surely, 2^254005301243 is an apocalyptic number.

254005301243 is a deficient number, since it is larger than the sum of its proper divisors (1).

254005301243 is an equidigital number, since it uses as much as digits as its factorization.

254005301243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 254005301243 its reverse (342103500452), we get a palindrome (596108801695).

The spelling of 254005301243 in words is "two hundred fifty-four billion, five million, three hundred one thousand, two hundred forty-three".