1043090100 has 108 divisors (see below), whose sum is σ = 3521048076. Its totient is φ = 256757760.

The previous prime is 1043090099. The next prime is 1043090117. The reversal of 1043090100 is 10903401.

1043090100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 221235876 + 821854224 = 14874^2 + 28668^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 32877 + ... + 56276.

It is an arithmetic number, because the mean of its divisors is an integer number (32602297).

Almost surely, 2^1043090100 is an apocalyptic number.

1043090100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1043090100 is an abundant number, since it is smaller than the sum of its proper divisors (2477957976).

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

1043090100 is a wasteful number, since it uses less digits than its factorization.

1043090100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89186 (or 89176 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1043090100 is about 32296.9054245140. The cubic root of 1043090100 is about 1014.1618615834.

Adding to 1043090100 its reverse (10903401), we get a palindrome (1053993501).

The spelling of 1043090100 in words is "one billion, forty-three million, ninety thousand, one hundred".