1241003100 has 72 divisors (see below), whose sum is σ = 3636156160. Its totient is φ = 326738880.

The previous prime is 1241003083. The next prime is 1241003123. The reversal of 1241003100 is 13001421.

It is a happy number.

It is a super-2 number, since 2×1241003100² = 3080177388419220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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, 2482 + ... + 49881.

Almost surely, 2^1241003100 is an apocalyptic number.

1241003100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1241003100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1818078080).

1241003100 is an abundant number, since it is smaller than the sum of its proper divisors (2395153060).

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

1241003100 is a wasteful number, since it uses less digits than its factorization.

1241003100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52459 (or 52452 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1241003100 is about 35227.8739068937. The cubic root of 1241003100 is about 1074.6266884763.

Adding to 1241003100 its reverse (13001421), we get a palindrome (1254004521).

The spelling of 1241003100 in words is "one billion, two hundred forty-one million, three thousand, one hundred".