1241266436 has 12 divisors (see below), whose sum is σ = 2172587340. Its totient is φ = 620527200.

The previous prime is 1241266427. The next prime is 1241266459. The reversal of 1241266436 is 6346621421.

It can be written as a sum of positive squares in 2 ways, for example, as 772284100 + 468982336 = 27790^2 + 21656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1241266396 and 1241266405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3650 + ... + 49958.

It is an arithmetic number, because the mean of its divisors is an integer number (181048945).

Almost surely, 2^1241266436 is an apocalyptic number.

It is an amenable number.

1241266436 is a deficient number, since it is larger than the sum of its proper divisors (931320904).

1241266436 is a wasteful number, since it uses less digits than its factorization.

1241266436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53014 (or 53012 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 1241266436 is about 35231.6113171112. The cubic root of 1241266436 is about 1074.7026936261.

Adding to 1241266436 its reverse (6346621421), we get a palindrome (7587887857).

The spelling of 1241266436 in words is "one billion, two hundred forty-one million, two hundred sixty-six thousand, four hundred thirty-six".