1248425418241 has 4 divisors (see below), whose sum is σ = 1248430642992. Its totient is φ = 1248420193492.

The previous prime is 1248425418239. The next prime is 1248425418257. The reversal of 1248425418241 is 1428145248421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1248425418241 - 2¹ = 1248425418239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1248425418191 and 1248425418200.

It is not an unprimeable number, because it can be changed into a prime (1248425418281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2235871 + ... + 2737876.

It is an arithmetic number, because the mean of its divisors is an integer number (312107660748).

Almost surely, 2^{1248425418241} is an apocalyptic number.

It is an amenable number.

1248425418241 is a deficient number, since it is larger than the sum of its proper divisors (5224751).

1248425418241 is an equidigital number, since it uses as much as digits as its factorization.

1248425418241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5224750.

The product of its digits is 655360, while the sum is 46.

The spelling of 1248425418241 in words is "one trillion, two hundred forty-eight billion, four hundred twenty-five million, four hundred eighteen thousand, two hundred forty-one".