1248125280404 has 24 divisors (see below), whose sum is σ = 2207465666280. Its totient is φ = 617425053696.

The previous prime is 1248125280403. The next prime is 1248125280421. The reversal of 1248125280404 is 4040825218421.

It can be written as a sum of positive squares in 4 ways, for example, as 291602160004 + 956523120400 = 540002^2 + 978020^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248125280403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648752 + ... + 1707960.

It is an arithmetic number, because the mean of its divisors is an integer number (91977736095).

Almost surely, 2^{1248125280404} is an apocalyptic number.

It is an amenable number.

1248125280404 is a deficient number, since it is larger than the sum of its proper divisors (959340385876).

1248125280404 is a wasteful number, since it uses less digits than its factorization.

1248125280404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062347 (or 1062345 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 41.

The spelling of 1248125280404 in words is "one trillion, two hundred forty-eight billion, one hundred twenty-five million, two hundred eighty thousand, four hundred four".