1041521100 has 216 divisors, whose sum is σ = 3254166720. Its totient is φ = 257074560.

The previous prime is 1041521087. The next prime is 1041521123. The reversal of 1041521100 is 11251401.

It is a happy number.

1041521100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1041521100.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6389619 + ... + 6389781.

Almost surely, 2^1041521100 is an apocalyptic number.

1041521100 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 1041521100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1627083360).

1041521100 is an abundant number, since it is smaller than the sum of its proper divisors (2212645620).

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

1041521100 is a wasteful number, since it uses less digits than its factorization.

1041521100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1041521100 is about 32272.6060305021. The cubic root of 1041521100 is about 1013.6531108828.

Adding to 1041521100 its reverse (11251401), we get a palindrome (1052772501).

The spelling of 1041521100 in words is "one billion, forty-one million, five hundred twenty-one thousand, one hundred".