254132402512243 has 2 divisors, whose sum is σ = 254132402512244. Its totient is φ = 254132402512242.

The previous prime is 254132402512117. The next prime is 254132402512327. The reversal of 254132402512243 is 342215204231452.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254132402512243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 254132402512196 and 254132402512205.

It is not a weakly prime, because it can be changed into another prime (254132402512843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127066201256121 + 127066201256122.

It is an arithmetic number, because the mean of its divisors is an integer number (127066201256122).

Almost surely, 2^{254132402512243} is an apocalyptic number.

254132402512243 is a deficient number, since it is larger than the sum of its proper divisors (1).

254132402512243 is an equidigital number, since it uses as much as digits as its factorization.

254132402512243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 254132402512243 its reverse (342215204231452), we get a palindrome (596347606743695).

The spelling of 254132402512243 in words is "two hundred fifty-four trillion, one hundred thirty-two billion, four hundred two million, five hundred twelve thousand, two hundred forty-three".