1241100 has 108 divisors (see below), whose sum is σ = 4468464. Its totient is φ = 282240.

The previous prime is 1241087. The next prime is 1241159. The reversal of 1241100 is 11421.

It is a happy number.

1241100 is a nontrivial binomial coefficient, being equal to C(1576, 2).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6202 + ... + 6398.

2^1241100 is an apocalyptic number.

1241100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1241100 is the 1575-th triangular number and also the 788-th hexagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1241100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2234232).

1241100 is an abundant number, since it is smaller than the sum of its proper divisors (3227364).

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

1241100 is a wasteful number, since it uses less digits than its factorization.

1241100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1241100 is about 1114.0466776576. The cubic root of 1241100 is about 107.4654657414.

Adding to 1241100 its reverse (11421), we get a palindrome (1252521).

The spelling of 1241100 in words is "one million, two hundred forty-one thousand, one hundred".