1241602625525 has 12 divisors (see below), whose sum is σ = 1539613400772. Its totient is φ = 993265232640.

The previous prime is 1241602625441. The next prime is 1241602625561. The reversal of 1241602625525 is 5255262061421.

It can be written as a sum of positive squares in 6 ways, for example, as 2016548836 + 1239586076689 = 44906^2 + 1113367^2 .

It is not a de Polignac number, because 1241602625525 - 2¹⁰ = 1241602624501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1202579 + ... + 1982271.

It is an arithmetic number, because the mean of its divisors is an integer number (128301116731).

Almost surely, 2^{1241602625525} is an apocalyptic number.

It is an amenable number.

1241602625525 is a deficient number, since it is larger than the sum of its proper divisors (298010775247).

1241602625525 is an equidigital number, since it uses as much as digits as its factorization.

1241602625525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843400 (or 843395 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 1241602625525 its reverse (5255262061421), we get a palindrome (6496864686946).

The spelling of 1241602625525 in words is "one trillion, two hundred forty-one billion, six hundred two million, six hundred twenty-five thousand, five hundred twenty-five".