1255242360434 has 16 divisors (see below), whose sum is σ = 1887658392600. Its totient is φ = 626023208064.

The previous prime is 1255242360409. The next prime is 1255242360479. The reversal of 1255242360434 is 4340632425521.

It can be written as a sum of positive squares in 4 ways, for example, as 1227254074225 + 27988286209 = 1107815^2 + 167297^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1255242360391 and 1255242360400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8589344 + ... + 8734260.

Almost surely, 2^{1255242360434} is an apocalyptic number.

1255242360434 is a deficient number, since it is larger than the sum of its proper divisors (632416032166).

1255242360434 is a wasteful number, since it uses less digits than its factorization.

1255242360434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155917.

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

Adding to 1255242360434 its reverse (4340632425521), we get a palindrome (5595874785955).

The spelling of 1255242360434 in words is "one trillion, two hundred fifty-five billion, two hundred forty-two million, three hundred sixty thousand, four hundred thirty-four".