1205041104 has 120 divisors (see below), whose sum is σ = 3651016320. Its totient is φ = 380490048.

The previous prime is 1205041099. The next prime is 1205041111. The reversal of 1205041104 is 4011405021.

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 23 ways as a sum of consecutive naturals, for example, 152089 + ... + 159815.

It is an arithmetic number, because the mean of its divisors is an integer number (30425136).

Almost surely, 2^1205041104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1205041104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1825508160).

1205041104 is an abundant number, since it is smaller than the sum of its proper divisors (2445975216).

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

1205041104 is a wasteful number, since it uses less digits than its factorization.

1205041104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782 (or 7751 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1205041104 is about 34713.7019633458. The cubic root of 1205041104 is about 1064.1445381876.

Adding to 1205041104 its reverse (4011405021), we get a palindrome (5216446125).

The spelling of 1205041104 in words is "one billion, two hundred five million, forty-one thousand, one hundred four".