1254450052125 has 24 divisors (see below), whose sum is σ = 2261355295992. Its totient is φ = 669040027200.

The previous prime is 1254450052091. The next prime is 1254450052147. The reversal of 1254450052125 is 5212500544521.

1254450052125 is a `hidden beast` number, since 1 + 2 + 544 + 50 + 0 + 52 + 12 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 771228441 + 1253678823684 = 27771^2 + 1119678^2 .

It is not a de Polignac number, because 1254450052125 - 2⁷ = 1254450051997 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1254450052125.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 557532232 + ... + 557534481.

It is an arithmetic number, because the mean of its divisors is an integer number (94223137333).

Almost surely, 2^{1254450052125} is an apocalyptic number.

1254450052125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1254450052125 is a deficient number, since it is larger than the sum of its proper divisors (1006905243867).

1254450052125 is a wasteful number, since it uses less digits than its factorization.

1254450052125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115066734 (or 1115066721 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

Adding to 1254450052125 its reverse (5212500544521), we get a palindrome (6466950596646).

The spelling of 1254450052125 in words is "one trillion, two hundred fifty-four billion, four hundred fifty million, fifty-two thousand, one hundred twenty-five".