1245322112125 has 64 divisors (see below), whose sum is σ = 1948906552320. Its totient is φ = 773374867200.

The previous prime is 1245322112119. The next prime is 1245322112207. The reversal of 1245322112125 is 5212112235421.

It is not a de Polignac number, because 1245322112125 - 2¹⁵ = 1245322079357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 429945 + ... + 1635694.

It is an arithmetic number, because the mean of its divisors is an integer number (30451664880).

Almost surely, 2^{1245322112125} is an apocalyptic number.

It is an amenable number.

1245322112125 is a deficient number, since it is larger than the sum of its proper divisors (703584440195).

1245322112125 is a wasteful number, since it uses less digits than its factorization.

1245322112125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065727 (or 2065717 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

Adding to 1245322112125 its reverse (5212112235421), we get a palindrome (6457434347546).

The spelling of 1245322112125 in words is "one trillion, two hundred forty-five billion, three hundred twenty-two million, one hundred twelve thousand, one hundred twenty-five".