1255124140324 has 12 divisors (see below), whose sum is σ = 2196534618124. Its totient is φ = 627542820864.

The previous prime is 1255124140313. The next prime is 1255124140337. The reversal of 1255124140324 is 4230414215521.

It can be written as a sum of positive squares in 2 ways, for example, as 417225564900 + 837898575424 = 645930^2 + 915368^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1255124140324.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4665117 + ... + 4926820.

Almost surely, 2^{1255124140324} is an apocalyptic number.

It is an amenable number.

1255124140324 is a deficient number, since it is larger than the sum of its proper divisors (941410477800).

1255124140324 is a wasteful number, since it uses less digits than its factorization.

1255124140324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9624654 (or 9624652 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 1255124140324 its reverse (4230414215521), we get a palindrome (5485538355845).

The spelling of 1255124140324 in words is "one trillion, two hundred fifty-five billion, one hundred twenty-four million, one hundred forty thousand, three hundred twenty-four".