254973755 has 4 divisors (see below), whose sum is σ = 305968512. Its totient is φ = 203979000.

The previous prime is 254973739. The next prime is 254973767. The reversal of 254973755 is 557379452.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 254973755 - 2⁴ = 254973739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25497371 + ... + 25497380.

It is an arithmetic number, because the mean of its divisors is an integer number (76492128).

Almost surely, 2^254973755 is an apocalyptic number.

254973755 is a deficient number, since it is larger than the sum of its proper divisors (50994757).

254973755 is an equidigital number, since it uses as much as digits as its factorization.

254973755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50994756.

The product of its digits is 1323000, while the sum is 47.

The square root of 254973755 is about 15967.8976387000. The cubic root of 254973755 is about 634.1108144858.

The spelling of 254973755 in words is "two hundred fifty-four million, nine hundred seventy-three thousand, seven hundred fifty-five".