1241265225 has 24 divisors (see below), whose sum is σ = 2055617440. Its totient is φ = 660913920.

The previous prime is 1241265199. The next prime is 1241265281. The reversal of 1241265225 is 5225621421.

It is not a de Polignac number, because 1241265225 - 2¹⁰ = 1241264201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1241265192 and 1241265201.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33057 + ... + 59793.

Almost surely, 2^1241265225 is an apocalyptic number.

1241265225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1241265225 is a deficient number, since it is larger than the sum of its proper divisors (814352215).

1241265225 is a wasteful number, since it uses less digits than its factorization.

1241265225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27369 (or 27364 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 1241265225 is about 35231.5941308366. The cubic root of 1241265225 is about 1074.7023441268.

Adding to 1241265225 its reverse (5225621421), we get a palindrome (6466886646).

The spelling of 1241265225 in words is "one billion, two hundred forty-one million, two hundred sixty-five thousand, two hundred twenty-five".