1241243000 has 32 divisors (see below), whose sum is σ = 2904510960. Its totient is φ = 496496800.

The previous prime is 1241242999. The next prime is 1241243011. The reversal of 1241243000 is 3421421.

It is a self number, because there is not a number n which added to its sum of digits gives 1241243000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619622 + ... + 621621.

Almost surely, 2^1241243000 is an apocalyptic number.

1241243000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1241243000 is an abundant number, since it is smaller than the sum of its proper divisors (1663267960).

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

1241243000 is a wasteful number, since it uses less digits than its factorization.

1241243000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241264 (or 1241250 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1241243000 is about 35231.2787165042. The cubic root of 1241243000 is about 1074.6959298645.

Adding to 1241243000 its reverse (3421421), we get a palindrome (1244664421).

The spelling of 1241243000 in words is "one billion, two hundred forty-one million, two hundred forty-three thousand".