254134673269 has 4 divisors (see below), whose sum is σ = 254135701996. Its totient is φ = 254133644544.

The previous prime is 254134673267. The next prime is 254134673311. The reversal of 254134673269 is 962376431452.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 241314772644 + 12819900625 = 491238^2 + 113225^2 .

It is a cyclic number.

It is not a de Polignac number, because 254134673269 - 2¹ = 254134673267 is a prime.

It is a super-2 number, since 2×254134673269² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254134673267) 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, 103957 + ... + 720469.

It is an arithmetic number, because the mean of its divisors is an integer number (63533925499).

Almost surely, 2^254134673269 is an apocalyptic number.

254134673269 is the 291053-rd hex number.

It is an amenable number.

254134673269 is a deficient number, since it is larger than the sum of its proper divisors (1028727).

254134673269 is an equidigital number, since it uses as much as digits as its factorization.

254134673269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028726.

The product of its digits is 6531840, while the sum is 52.

The spelling of 254134673269 in words is "two hundred fifty-four billion, one hundred thirty-four million, six hundred seventy-three thousand, two hundred sixty-nine".