254142454523 has 2 divisors, whose sum is σ = 254142454524. Its totient is φ = 254142454522.

The previous prime is 254142454487. The next prime is 254142454543. The reversal of 254142454523 is 325454241452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254142454523 - 2¹² = 254142450427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (254142454543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127071227261 + 127071227262.

It is an arithmetic number, because the mean of its divisors is an integer number (127071227262).

Almost surely, 2^254142454523 is an apocalyptic number.

254142454523 is a deficient number, since it is larger than the sum of its proper divisors (1).

254142454523 is an equidigital number, since it uses as much as digits as its factorization.

254142454523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768000, while the sum is 41.

Adding to 254142454523 its reverse (325454241452), we get a palindrome (579596695975).

The spelling of 254142454523 in words is "two hundred fifty-four billion, one hundred forty-two million, four hundred fifty-four thousand, five hundred twenty-three".