254350134243 has 12 divisors (see below), whose sum is σ = 375938700280. Its totient is φ = 165623342976.

The previous prime is 254350134229. The next prime is 254350134257. The reversal of 254350134243 is 342431053452.

254350134243 is a `hidden beast` number, since 2 + 54 + 350 + 13 + 4 + 243 = 666.

It is an interprime number because it is at equal distance from previous prime (254350134229) and next prime (254350134257).

It is not a de Polignac number, because 254350134243 - 2¹⁴ = 254350117859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 254350134198 and 254350134207.

It is not an unprimeable number, because it can be changed into a prime (254350134043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328617358 + ... + 328618131.

Almost surely, 2^254350134243 is an apocalyptic number.

254350134243 is a deficient number, since it is larger than the sum of its proper divisors (121588566037).

254350134243 is a wasteful number, since it uses less digits than its factorization.

254350134243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657235538 (or 657235535 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 254350134243 its reverse (342431053452), we get a palindrome (596781187695).

The spelling of 254350134243 in words is "two hundred fifty-four billion, three hundred fifty million, one hundred thirty-four thousand, two hundred forty-three".