254141403032543 has 4 divisors (see below), whose sum is σ = 273690741727368. Its totient is φ = 234592064337720.

The previous prime is 254141403032521. The next prime is 254141403032551. The reversal of 254141403032543 is 345230304141452.

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 254141403032543 - 2²⁶ = 254141335923679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 254141403032543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254141403082543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9774669347393 + ... + 9774669347418.

It is an arithmetic number, because the mean of its divisors is an integer number (68422685431842).

Almost surely, 2^{254141403032543} is an apocalyptic number.

254141403032543 is a deficient number, since it is larger than the sum of its proper divisors (19549338694825).

254141403032543 is a wasteful number, since it uses less digits than its factorization.

254141403032543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19549338694824.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 254141403032543 its reverse (345230304141452), we get a palindrome (599371707173995).

The spelling of 254141403032543 in words is "two hundred fifty-four trillion, one hundred forty-one billion, four hundred three million, thirty-two thousand, five hundred forty-three".