1241335820 has 12 divisors (see below), whose sum is σ = 2606805264. Its totient is φ = 496534320.

The previous prime is 1241335819. The next prime is 1241335841. The reversal of 1241335820 is 285331421.

It is a happy number.

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, 31033376 + ... + 31033415.

It is an arithmetic number, because the mean of its divisors is an integer number (217233772).

Almost surely, 2^1241335820 is an apocalyptic number.

1241335820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1241335820 is an abundant number, since it is smaller than the sum of its proper divisors (1365469444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1241335820 is a wasteful number, since it uses less digits than its factorization.

1241335820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62066800 (or 62066798 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1241335820 is about 35232.5959872389. The cubic root of 1241335820 is about 1074.7227177403.

The spelling of 1241335820 in words is "one billion, two hundred forty-one million, three hundred thirty-five thousand, eight hundred twenty".