255410123 has 4 divisors (see below), whose sum is σ = 255521568. Its totient is φ = 255298680.

The previous prime is 255410119. The next prime is 255410131. The reversal of 255410123 is 321014552.

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 255410123 - 2² = 255410119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255410143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52211 + ... + 56892.

It is an arithmetic number, because the mean of its divisors is an integer number (63880392).

Almost surely, 2^255410123 is an apocalyptic number.

255410123 is a deficient number, since it is larger than the sum of its proper divisors (111445).

255410123 is a wasteful number, since it uses less digits than its factorization.

255410123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111444.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 255410123 is about 15981.5557127584. Note that the first 3 decimals coincide. The cubic root of 255410123 is about 634.4723523028.

Adding to 255410123 its reverse (321014552), we get a palindrome (576424675).

The spelling of 255410123 in words is "two hundred fifty-five million, four hundred ten thousand, one hundred twenty-three".